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Finding the Fourth Proportional to 4,000.71, 6,001.25 and 1,227.18

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Solution

The fourth proportional to 4,000.71, 6,001.25 and 1,227.18 is: 1,840.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,000.71 : 6,001.25 = 1,227.18 : x
  2. Step 2: Convert to fraction form
    4,000.71/6,001.25 = 1,227.18/x
  3. Step 3: Cross multiply
    4,000.71x = 6,001.25 × 1,227.18
  4. Step 4: Simplify right side
    4,000.71x = 7,364,607.84
  5. Step 5: Solve for x
    x = 7,364,607.84/4,000.71
  6. Step 6: Final answer
    x = 1,840.83

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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.