Home / 4,193.60-6,290.38-2,461.28

Finding the Fourth Proportional to 4,193.60, 6,290.38 and 2,461.28

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Solution

The fourth proportional to 4,193.60, 6,290.38 and 2,461.28 is: 3,691.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,193.60 : 6,290.38 = 2,461.28 : x
  2. Step 2: Convert to fraction form
    4,193.60/6,290.38 = 2,461.28/x
  3. Step 3: Cross multiply
    4,193.60x = 6,290.38 × 2,461.28
  4. Step 4: Simplify right side
    4,193.60x = 15,482,386.49
  5. Step 5: Solve for x
    x = 15,482,386.49/4,193.60
  6. Step 6: Final answer
    x = 3,691.91

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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.