Home / 8,509.08-11,742.66-4,732.66

Finding the Fourth Proportional to 8,509.08, 11,742.66 and 4,732.66

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Solution

The fourth proportional to 8,509.08, 11,742.66 and 4,732.66 is: 6,531.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,509.08 : 11,742.66 = 4,732.66 : x
  2. Step 2: Convert to fraction form
    8,509.08/11,742.66 = 4,732.66/x
  3. Step 3: Cross multiply
    8,509.08x = 11,742.66 × 4,732.66
  4. Step 4: Simplify right side
    8,509.08x = 55,573,934.90
  5. Step 5: Solve for x
    x = 55,573,934.90/8,509.08
  6. Step 6: Final answer
    x = 6,531.13

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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.