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Finding the Fourth Proportional to 2,707.95, 4,035.02 and 2,575.71

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Solution

The fourth proportional to 2,707.95, 4,035.02 and 2,575.71 is: 3,837.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,707.95 : 4,035.02 = 2,575.71 : x
  2. Step 2: Convert to fraction form
    2,707.95/4,035.02 = 2,575.71/x
  3. Step 3: Cross multiply
    2,707.95x = 4,035.02 × 2,575.71
  4. Step 4: Simplify right side
    2,707.95x = 10,393,008.63
  5. Step 5: Solve for x
    x = 10,393,008.63/2,707.95
  6. Step 6: Final answer
    x = 3,837.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.