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Finding the Fourth Proportional to 4,251.84, 5,871.04 and 4,034.40

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Solution

The fourth proportional to 4,251.84, 5,871.04 and 4,034.40 is: 5,570.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,251.84 : 5,871.04 = 4,034.40 : x
  2. Step 2: Convert to fraction form
    4,251.84/5,871.04 = 4,034.40/x
  3. Step 3: Cross multiply
    4,251.84x = 5,871.04 × 4,034.40
  4. Step 4: Simplify right side
    4,251.84x = 23,686,123.78
  5. Step 5: Solve for x
    x = 23,686,123.78/4,251.84
  6. Step 6: Final answer
    x = 5,570.79

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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.