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Finding the Fourth Proportional to 3,375.42, 5,064.98 and 1,526.39

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Solution

The fourth proportional to 3,375.42, 5,064.98 and 1,526.39 is: 2,290.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,375.42 : 5,064.98 = 1,526.39 : x
  2. Step 2: Convert to fraction form
    3,375.42/5,064.98 = 1,526.39/x
  3. Step 3: Cross multiply
    3,375.42x = 5,064.98 × 1,526.39
  4. Step 4: Simplify right side
    3,375.42x = 7,731,157.94
  5. Step 5: Solve for x
    x = 7,731,157.94/3,375.42
  6. Step 6: Final answer
    x = 2,290.43

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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.