Home / 9,508.88-13,125.08-6,151.61

Finding the Fourth Proportional to 9,508.88, 13,125.08 and 6,151.61

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Solution

The fourth proportional to 9,508.88, 13,125.08 and 6,151.61 is: 8,491.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,508.88 : 13,125.08 = 6,151.61 : x
  2. Step 2: Convert to fraction form
    9,508.88/13,125.08 = 6,151.61/x
  3. Step 3: Cross multiply
    9,508.88x = 13,125.08 × 6,151.61
  4. Step 4: Simplify right side
    9,508.88x = 80,740,421.57
  5. Step 5: Solve for x
    x = 80,740,421.57/9,508.88
  6. Step 6: Final answer
    x = 8,491.05

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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.