Home / 3,557.61-5,335.65-3,382.02

Finding the Fourth Proportional to 3,557.61, 5,335.65 and 3,382.02

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Solution

The fourth proportional to 3,557.61, 5,335.65 and 3,382.02 is: 5,072.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,557.61 : 5,335.65 = 3,382.02 : x
  2. Step 2: Convert to fraction form
    3,557.61/5,335.65 = 3,382.02/x
  3. Step 3: Cross multiply
    3,557.61x = 5,335.65 × 3,382.02
  4. Step 4: Simplify right side
    3,557.61x = 18,045,275.01
  5. Step 5: Solve for x
    x = 18,045,275.01/3,557.61
  6. Step 6: Final answer
    x = 5,072.30

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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.