Home / 10,324.28-15,488.04-4,484.90

Finding the Fourth Proportional to 10,324.28, 15,488.04 and 4,484.90

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Solution

The fourth proportional to 10,324.28, 15,488.04 and 4,484.90 is: 6,728.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,324.28 : 15,488.04 = 4,484.90 : x
  2. Step 2: Convert to fraction form
    10,324.28/15,488.04 = 4,484.90/x
  3. Step 3: Cross multiply
    10,324.28x = 15,488.04 × 4,484.90
  4. Step 4: Simplify right side
    10,324.28x = 69,462,310.60
  5. Step 5: Solve for x
    x = 69,462,310.60/10,324.28
  6. Step 6: Final answer
    x = 6,728.05

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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.