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Finding the Fourth Proportional to 7,605.99, 10,496.27 and 4,248.80

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Solution

The fourth proportional to 7,605.99, 10,496.27 and 4,248.80 is: 5,863.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,605.99 : 10,496.27 = 4,248.80 : x
  2. Step 2: Convert to fraction form
    7,605.99/10,496.27 = 4,248.80/x
  3. Step 3: Cross multiply
    7,605.99x = 10,496.27 × 4,248.80
  4. Step 4: Simplify right side
    7,605.99x = 44,596,549.48
  5. Step 5: Solve for x
    x = 44,596,549.48/7,605.99
  6. Step 6: Final answer
    x = 5,863.35

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Half scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.