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Finding the Fourth Proportional to 2,597.50, 3,894.90 and 2,301.76

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Solution

The fourth proportional to 2,597.50, 3,894.90 and 2,301.76 is: 3,451.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,597.50 : 3,894.90 = 2,301.76 : x
  2. Step 2: Convert to fraction form
    2,597.50/3,894.90 = 2,301.76/x
  3. Step 3: Cross multiply
    2,597.50x = 3,894.90 × 2,301.76
  4. Step 4: Simplify right side
    2,597.50x = 8,965,125.02
  5. Step 5: Solve for x
    x = 8,965,125.02/2,597.50
  6. Step 6: Final answer
    x = 3,451.44

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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.