Home / 4,089.17-6,135.29-1,625.72

Finding the Fourth Proportional to 4,089.17, 6,135.29 and 1,625.72

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Solution

The fourth proportional to 4,089.17, 6,135.29 and 1,625.72 is: 2,439.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,089.17 : 6,135.29 = 1,625.72 : x
  2. Step 2: Convert to fraction form
    4,089.17/6,135.29 = 1,625.72/x
  3. Step 3: Cross multiply
    4,089.17x = 6,135.29 × 1,625.72
  4. Step 4: Simplify right side
    4,089.17x = 9,974,263.66
  5. Step 5: Solve for x
    x = 9,974,263.66/4,089.17
  6. Step 6: Final answer
    x = 2,439.19

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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.