Home / 7,781.26-10,737.84-4,244.44

Finding the Fourth Proportional to 7,781.26, 10,737.84 and 4,244.44

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Solution

The fourth proportional to 7,781.26, 10,737.84 and 4,244.44 is: 5,857.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,781.26 : 10,737.84 = 4,244.44 : x
  2. Step 2: Convert to fraction form
    7,781.26/10,737.84 = 4,244.44/x
  3. Step 3: Cross multiply
    7,781.26x = 10,737.84 × 4,244.44
  4. Step 4: Simplify right side
    7,781.26x = 45,576,117.61
  5. Step 5: Solve for x
    x = 45,576,117.61/7,781.26
  6. Step 6: Final answer
    x = 5,857.16

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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.