Home / 7,664.24-11,493.38-4,545.12

Finding the Fourth Proportional to 7,664.24, 11,493.38 and 4,545.12

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Solution

The fourth proportional to 7,664.24, 11,493.38 and 4,545.12 is: 6,815.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,664.24 : 11,493.38 = 4,545.12 : x
  2. Step 2: Convert to fraction form
    7,664.24/11,493.38 = 4,545.12/x
  3. Step 3: Cross multiply
    7,664.24x = 11,493.38 × 4,545.12
  4. Step 4: Simplify right side
    7,664.24x = 52,238,791.31
  5. Step 5: Solve for x
    x = 52,238,791.31/7,664.24
  6. Step 6: Final answer
    x = 6,815.91

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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.