Home / 7,423.20-11,132.01-2,424.40

Finding the Fourth Proportional to 7,423.20, 11,132.01 and 2,424.40

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Solution

The fourth proportional to 7,423.20, 11,132.01 and 2,424.40 is: 3,635.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,423.20 : 11,132.01 = 2,424.40 : x
  2. Step 2: Convert to fraction form
    7,423.20/11,132.01 = 2,424.40/x
  3. Step 3: Cross multiply
    7,423.20x = 11,132.01 × 2,424.40
  4. Step 4: Simplify right side
    7,423.20x = 26,988,445.04
  5. Step 5: Solve for x
    x = 26,988,445.04/7,423.20
  6. Step 6: Final answer
    x = 3,635.69

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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.