Home / 5,022.88-7,528-3,562.40

Finding the Fourth Proportional to 5,022.88, 7,528 and 3,562.40

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Solution

The fourth proportional to 5,022.88, 7,528 and 3,562.40 is: 5,339.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,022.88 : 7,528 = 3,562.40 : x
  2. Step 2: Convert to fraction form
    5,022.88/7,528 = 3,562.40/x
  3. Step 3: Cross multiply
    5,022.88x = 7,528 × 3,562.40
  4. Step 4: Simplify right side
    5,022.88x = 26,817,747.20
  5. Step 5: Solve for x
    x = 26,817,747.20/5,022.88
  6. Step 6: Final answer
    x = 5,339.12

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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.