Home / 10,149.92-15,224.56-4,599.20

Finding the Fourth Proportional to 10,149.92, 15,224.56 and 4,599.20

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Solution

The fourth proportional to 10,149.92, 15,224.56 and 4,599.20 is: 6,898.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,149.92 : 15,224.56 = 4,599.20 : x
  2. Step 2: Convert to fraction form
    10,149.92/15,224.56 = 4,599.20/x
  3. Step 3: Cross multiply
    10,149.92x = 15,224.56 × 4,599.20
  4. Step 4: Simplify right side
    10,149.92x = 70,020,796.35
  5. Step 5: Solve for x
    x = 70,020,796.35/10,149.92
  6. Step 6: Final answer
    x = 6,898.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.