Home / 7,531.24-11,294.30-2,913

Finding the Fourth Proportional to 7,531.24, 11,294.30 and 2,913

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Solution

The fourth proportional to 7,531.24, 11,294.30 and 2,913 is: 4,368.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,531.24 : 11,294.30 = 2,913 : x
  2. Step 2: Convert to fraction form
    7,531.24/11,294.30 = 2,913/x
  3. Step 3: Cross multiply
    7,531.24x = 11,294.30 × 2,913
  4. Step 4: Simplify right side
    7,531.24x = 32,900,295.90
  5. Step 5: Solve for x
    x = 32,900,295.90/7,531.24
  6. Step 6: Final answer
    x = 4,368.51

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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.