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Finding the Fourth Proportional to 3,385.89, 5,064.26 and 3,013.29

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Solution

The fourth proportional to 3,385.89, 5,064.26 and 3,013.29 is: 4,506.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,385.89 : 5,064.26 = 3,013.29 : x
  2. Step 2: Convert to fraction form
    3,385.89/5,064.26 = 3,013.29/x
  3. Step 3: Cross multiply
    3,385.89x = 5,064.26 × 3,013.29
  4. Step 4: Simplify right side
    3,385.89x = 15,260,068.95
  5. Step 5: Solve for x
    x = 15,260,068.95/3,385.89
  6. Step 6: Final answer
    x = 4,506.96

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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.