Home / 3,521.68-5,280.96-1,572.52

Finding the Fourth Proportional to 3,521.68, 5,280.96 and 1,572.52

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Solution

The fourth proportional to 3,521.68, 5,280.96 and 1,572.52 is: 2,358.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,521.68 : 5,280.96 = 1,572.52 : x
  2. Step 2: Convert to fraction form
    3,521.68/5,280.96 = 1,572.52/x
  3. Step 3: Cross multiply
    3,521.68x = 5,280.96 × 1,572.52
  4. Step 4: Simplify right side
    3,521.68x = 8,304,415.22
  5. Step 5: Solve for x
    x = 8,304,415.22/3,521.68
  6. Step 6: Final answer
    x = 2,358.08

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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.