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Finding the Fourth Proportional to 2,634.01, 3,951.29 and 902.77

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Solution

The fourth proportional to 2,634.01, 3,951.29 and 902.77 is: 1,354.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,634.01 : 3,951.29 = 902.77 : x
  2. Step 2: Convert to fraction form
    2,634.01/3,951.29 = 902.77/x
  3. Step 3: Cross multiply
    2,634.01x = 3,951.29 × 902.77
  4. Step 4: Simplify right side
    2,634.01x = 3,567,106.07
  5. Step 5: Solve for x
    x = 3,567,106.07/2,634.01
  6. Step 6: Final answer
    x = 1,354.25

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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.