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Finding the Fourth Proportional to 2,352.03, 3,250.03 and 1,687.72

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Solution

The fourth proportional to 2,352.03, 3,250.03 and 1,687.72 is: 2,332.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,352.03 : 3,250.03 = 1,687.72 : x
  2. Step 2: Convert to fraction form
    2,352.03/3,250.03 = 1,687.72/x
  3. Step 3: Cross multiply
    2,352.03x = 3,250.03 × 1,687.72
  4. Step 4: Simplify right side
    2,352.03x = 5,485,124.38
  5. Step 5: Solve for x
    x = 5,485,124.38/2,352.03
  6. Step 6: Final answer
    x = 2,332.08

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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.