Home / 10,925.50-15,076.92-6,209.14

Finding the Fourth Proportional to 10,925.50, 15,076.92 and 6,209.14

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Solution

The fourth proportional to 10,925.50, 15,076.92 and 6,209.14 is: 8,568.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,925.50 : 15,076.92 = 6,209.14 : x
  2. Step 2: Convert to fraction form
    10,925.50/15,076.92 = 6,209.14/x
  3. Step 3: Cross multiply
    10,925.50x = 15,076.92 × 6,209.14
  4. Step 4: Simplify right side
    10,925.50x = 93,614,707.05
  5. Step 5: Solve for x
    x = 93,614,707.05/10,925.50
  6. Step 6: Final answer
    x = 8,568.46

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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.