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Finding the Fourth Proportional to 3,377.58, 5,064.51 and 1,402.65

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Solution

The fourth proportional to 3,377.58, 5,064.51 and 1,402.65 is: 2,103.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,377.58 : 5,064.51 = 1,402.65 : x
  2. Step 2: Convert to fraction form
    3,377.58/5,064.51 = 1,402.65/x
  3. Step 3: Cross multiply
    3,377.58x = 5,064.51 × 1,402.65
  4. Step 4: Simplify right side
    3,377.58x = 7,103,734.95
  5. Step 5: Solve for x
    x = 7,103,734.95/3,377.58
  6. Step 6: Final answer
    x = 2,103.20

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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.