Home / 3,577.48-4,943.70-2,691.74

Finding the Fourth Proportional to 3,577.48, 4,943.70 and 2,691.74

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Solution

The fourth proportional to 3,577.48, 4,943.70 and 2,691.74 is: 3,719.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,577.48 : 4,943.70 = 2,691.74 : x
  2. Step 2: Convert to fraction form
    3,577.48/4,943.70 = 2,691.74/x
  3. Step 3: Cross multiply
    3,577.48x = 4,943.70 × 2,691.74
  4. Step 4: Simplify right side
    3,577.48x = 13,307,155.04
  5. Step 5: Solve for x
    x = 13,307,155.04/3,577.48
  6. Step 6: Final answer
    x = 3,719.70

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1.5x scale

Why These Related Problems?

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