Home / 10,867.48-14,996.88-6,151.66

Finding the Fourth Proportional to 10,867.48, 14,996.88 and 6,151.66

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Solution

The fourth proportional to 10,867.48, 14,996.88 and 6,151.66 is: 8,489.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,867.48 : 14,996.88 = 6,151.66 : x
  2. Step 2: Convert to fraction form
    10,867.48/14,996.88 = 6,151.66/x
  3. Step 3: Cross multiply
    10,867.48x = 14,996.88 × 6,151.66
  4. Step 4: Simplify right side
    10,867.48x = 92,255,706.82
  5. Step 5: Solve for x
    x = 92,255,706.82/10,867.48
  6. Step 6: Final answer
    x = 8,489.15

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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.