Home / 8,731.99-12,050.15-4,753.13

Finding the Fourth Proportional to 8,731.99, 12,050.15 and 4,753.13

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Solution

The fourth proportional to 8,731.99, 12,050.15 and 4,753.13 is: 6,559.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,731.99 : 12,050.15 = 4,753.13 : x
  2. Step 2: Convert to fraction form
    8,731.99/12,050.15 = 4,753.13/x
  3. Step 3: Cross multiply
    8,731.99x = 12,050.15 × 4,753.13
  4. Step 4: Simplify right side
    8,731.99x = 57,275,929.47
  5. Step 5: Solve for x
    x = 57,275,929.47/8,731.99
  6. Step 6: Final answer
    x = 6,559.32

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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.