Home / 10,070.66-15,111.17-4,151.92

Finding the Fourth Proportional to 10,070.66, 15,111.17 and 4,151.92

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Solution

The fourth proportional to 10,070.66, 15,111.17 and 4,151.92 is: 6,230.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,070.66 : 15,111.17 = 4,151.92 : x
  2. Step 2: Convert to fraction form
    10,070.66/15,111.17 = 4,151.92/x
  3. Step 3: Cross multiply
    10,070.66x = 15,111.17 × 4,151.92
  4. Step 4: Simplify right side
    10,070.66x = 62,740,368.95
  5. Step 5: Solve for x
    x = 62,740,368.95/10,070.66
  6. Step 6: Final answer
    x = 6,230.02

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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.