Home / 5,644.17-7,788.82-3,126.18

Finding the Fourth Proportional to 5,644.17, 7,788.82 and 3,126.18

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Solution

The fourth proportional to 5,644.17, 7,788.82 and 3,126.18 is: 4,314.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,644.17 : 7,788.82 = 3,126.18 : x
  2. Step 2: Convert to fraction form
    5,644.17/7,788.82 = 3,126.18/x
  3. Step 3: Cross multiply
    5,644.17x = 7,788.82 × 3,126.18
  4. Step 4: Simplify right side
    5,644.17x = 24,349,253.31
  5. Step 5: Solve for x
    x = 24,349,253.31/5,644.17
  6. Step 6: Final answer
    x = 4,314.05

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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.