Home / 7,727.08-11,534.68-6,792.92

Finding the Fourth Proportional to 7,727.08, 11,534.68 and 6,792.92

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Solution

The fourth proportional to 7,727.08, 11,534.68 and 6,792.92 is: 10,140.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,727.08 : 11,534.68 = 6,792.92 : x
  2. Step 2: Convert to fraction form
    7,727.08/11,534.68 = 6,792.92/x
  3. Step 3: Cross multiply
    7,727.08x = 11,534.68 × 6,792.92
  4. Step 4: Simplify right side
    7,727.08x = 78,354,158.47
  5. Step 5: Solve for x
    x = 78,354,158.47/7,727.08
  6. Step 6: Final answer
    x = 10,140.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.