Home / 7,644.28-10,545.22-4,993.24

Finding the Fourth Proportional to 7,644.28, 10,545.22 and 4,993.24

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Solution

The fourth proportional to 7,644.28, 10,545.22 and 4,993.24 is: 6,888.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,644.28 : 10,545.22 = 4,993.24 : x
  2. Step 2: Convert to fraction form
    7,644.28/10,545.22 = 4,993.24/x
  3. Step 3: Cross multiply
    7,644.28x = 10,545.22 × 4,993.24
  4. Step 4: Simplify right side
    7,644.28x = 52,654,814.31
  5. Step 5: Solve for x
    x = 52,654,814.31/7,644.28
  6. Step 6: Final answer
    x = 6,888.13

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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.