Home / 3,281.24-4,923.38-1,526.72

Finding the Fourth Proportional to 3,281.24, 4,923.38 and 1,526.72

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Solution

The fourth proportional to 3,281.24, 4,923.38 and 1,526.72 is: 2,290.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,281.24 : 4,923.38 = 1,526.72 : x
  2. Step 2: Convert to fraction form
    3,281.24/4,923.38 = 1,526.72/x
  3. Step 3: Cross multiply
    3,281.24x = 4,923.38 × 1,526.72
  4. Step 4: Simplify right side
    3,281.24x = 7,516,601.91
  5. Step 5: Solve for x
    x = 7,516,601.91/3,281.24
  6. Step 6: Final answer
    x = 2,290.78

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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.