Home / 10,218.76-14,098.24-6,684.04

Finding the Fourth Proportional to 10,218.76, 14,098.24 and 6,684.04

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Solution

The fourth proportional to 10,218.76, 14,098.24 and 6,684.04 is: 9,221.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,218.76 : 14,098.24 = 6,684.04 : x
  2. Step 2: Convert to fraction form
    10,218.76/14,098.24 = 6,684.04/x
  3. Step 3: Cross multiply
    10,218.76x = 14,098.24 × 6,684.04
  4. Step 4: Simplify right side
    10,218.76x = 94,233,200.09
  5. Step 5: Solve for x
    x = 94,233,200.09/10,218.76
  6. Step 6: Final answer
    x = 9,221.59

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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.