Home / 7,746.08-11,615.55-2,480.12

Finding the Fourth Proportional to 7,746.08, 11,615.55 and 2,480.12

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Solution

The fourth proportional to 7,746.08, 11,615.55 and 2,480.12 is: 3,719.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,746.08 : 11,615.55 = 2,480.12 : x
  2. Step 2: Convert to fraction form
    7,746.08/11,615.55 = 2,480.12/x
  3. Step 3: Cross multiply
    7,746.08x = 11,615.55 × 2,480.12
  4. Step 4: Simplify right side
    7,746.08x = 28,807,948.00
  5. Step 5: Solve for x
    x = 28,807,948.00/7,746.08
  6. Step 6: Final answer
    x = 3,719.04

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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.