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Finding the Fourth Proportional to 1,552.38, 2,326.14 and 902.76

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Solution

The fourth proportional to 1,552.38, 2,326.14 and 902.76 is: 1,352.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,552.38 : 2,326.14 = 902.76 : x
  2. Step 2: Convert to fraction form
    1,552.38/2,326.14 = 902.76/x
  3. Step 3: Cross multiply
    1,552.38x = 2,326.14 × 902.76
  4. Step 4: Simplify right side
    1,552.38x = 2,099,946.15
  5. Step 5: Solve for x
    x = 2,099,946.15/1,552.38
  6. Step 6: Final answer
    x = 1,352.73

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1.5x scale

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.