Home / 11,545.23-15,932.37-6,240.04

Finding the Fourth Proportional to 11,545.23, 15,932.37 and 6,240.04

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Solution

The fourth proportional to 11,545.23, 15,932.37 and 6,240.04 is: 8,611.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,545.23 : 15,932.37 = 6,240.04 : x
  2. Step 2: Convert to fraction form
    11,545.23/15,932.37 = 6,240.04/x
  3. Step 3: Cross multiply
    11,545.23x = 15,932.37 × 6,240.04
  4. Step 4: Simplify right side
    11,545.23x = 99,418,592.11
  5. Step 5: Solve for x
    x = 99,418,592.11/11,545.23
  6. Step 6: Final answer
    x = 8,611.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.