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Finding the Fourth Proportional to 9,671.95, 13,260.37 and 9,496.99

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Solution

The fourth proportional to 9,671.95, 13,260.37 and 9,496.99 is: 13,020.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,671.95 : 13,260.37 = 9,496.99 : x
  2. Step 2: Convert to fraction form
    9,671.95/13,260.37 = 9,496.99/x
  3. Step 3: Cross multiply
    9,671.95x = 13,260.37 × 9,496.99
  4. Step 4: Simplify right side
    9,671.95x = 125,933,520.65
  5. Step 5: Solve for x
    x = 125,933,520.65/9,671.95
  6. Step 6: Final answer
    x = 13,020.49

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.