Home / 9,470.04-14,205.06-5,115.18

Finding the Fourth Proportional to 9,470.04, 14,205.06 and 5,115.18

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Solution

The fourth proportional to 9,470.04, 14,205.06 and 5,115.18 is: 7,672.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,470.04 : 14,205.06 = 5,115.18 : x
  2. Step 2: Convert to fraction form
    9,470.04/14,205.06 = 5,115.18/x
  3. Step 3: Cross multiply
    9,470.04x = 14,205.06 × 5,115.18
  4. Step 4: Simplify right side
    9,470.04x = 72,661,438.81
  5. Step 5: Solve for x
    x = 72,661,438.81/9,470.04
  6. Step 6: Final answer
    x = 7,672.77

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.