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Finding the Fourth Proportional to 3,342.70, 5,014.59 and 1,493.77

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Solution

The fourth proportional to 3,342.70, 5,014.59 and 1,493.77 is: 2,240.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,342.70 : 5,014.59 = 1,493.77 : x
  2. Step 2: Convert to fraction form
    3,342.70/5,014.59 = 1,493.77/x
  3. Step 3: Cross multiply
    3,342.70x = 5,014.59 × 1,493.77
  4. Step 4: Simplify right side
    3,342.70x = 7,490,644.10
  5. Step 5: Solve for x
    x = 7,490,644.10/3,342.70
  6. Step 6: Final answer
    x = 2,240.90

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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.