Home / 10,508.13-14,501.02-5,728.12

Finding the Fourth Proportional to 10,508.13, 14,501.02 and 5,728.12

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Solution

The fourth proportional to 10,508.13, 14,501.02 and 5,728.12 is: 7,904.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,508.13 : 14,501.02 = 5,728.12 : x
  2. Step 2: Convert to fraction form
    10,508.13/14,501.02 = 5,728.12/x
  3. Step 3: Cross multiply
    10,508.13x = 14,501.02 × 5,728.12
  4. Step 4: Simplify right side
    10,508.13x = 83,063,582.68
  5. Step 5: Solve for x
    x = 83,063,582.68/10,508.13
  6. Step 6: Final answer
    x = 7,904.70

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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.