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Finding the Fourth Proportional to 3,341.61, 5,010.84 and 1,000.71

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Solution

The fourth proportional to 3,341.61, 5,010.84 and 1,000.71 is: 1,500.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,341.61 : 5,010.84 = 1,000.71 : x
  2. Step 2: Convert to fraction form
    3,341.61/5,010.84 = 1,000.71/x
  3. Step 3: Cross multiply
    3,341.61x = 5,010.84 × 1,000.71
  4. Step 4: Simplify right side
    3,341.61x = 5,014,397.70
  5. Step 5: Solve for x
    x = 5,014,397.70/3,341.61
  6. Step 6: Final answer
    x = 1,500.59

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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.