Home / 4,187.61-5,778.27-2,508.71

Finding the Fourth Proportional to 4,187.61, 5,778.27 and 2,508.71

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Solution

The fourth proportional to 4,187.61, 5,778.27 and 2,508.71 is: 3,461.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,187.61 : 5,778.27 = 2,508.71 : x
  2. Step 2: Convert to fraction form
    4,187.61/5,778.27 = 2,508.71/x
  3. Step 3: Cross multiply
    4,187.61x = 5,778.27 × 2,508.71
  4. Step 4: Simplify right side
    4,187.61x = 14,495,974.84
  5. Step 5: Solve for x
    x = 14,495,974.84/4,187.61
  6. Step 6: Final answer
    x = 3,461.63

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.