Home / 2,591.61-3,885.29-1,030.94

Finding the Fourth Proportional to 2,591.61, 3,885.29 and 1,030.94

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Solution

The fourth proportional to 2,591.61, 3,885.29 and 1,030.94 is: 1,545.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,591.61 : 3,885.29 = 1,030.94 : x
  2. Step 2: Convert to fraction form
    2,591.61/3,885.29 = 1,030.94/x
  3. Step 3: Cross multiply
    2,591.61x = 3,885.29 × 1,030.94
  4. Step 4: Simplify right side
    2,591.61x = 4,005,505.43
  5. Step 5: Solve for x
    x = 4,005,505.43/2,591.61
  6. Step 6: Final answer
    x = 1,545.57

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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.