Home / 6,387.29-9,582.11-2,877.38

Finding the Fourth Proportional to 6,387.29, 9,582.11 and 2,877.38

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Solution

The fourth proportional to 6,387.29, 9,582.11 and 2,877.38 is: 4,316.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,387.29 : 9,582.11 = 2,877.38 : x
  2. Step 2: Convert to fraction form
    6,387.29/9,582.11 = 2,877.38/x
  3. Step 3: Cross multiply
    6,387.29x = 9,582.11 × 2,877.38
  4. Step 4: Simplify right side
    6,387.29x = 27,571,371.67
  5. Step 5: Solve for x
    x = 27,571,371.67/6,387.29
  6. Step 6: Final answer
    x = 4,316.60

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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.