Home / 5,250.42-7,874.34-1,551.66

Finding the Fourth Proportional to 5,250.42, 7,874.34 and 1,551.66

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Solution

The fourth proportional to 5,250.42, 7,874.34 and 1,551.66 is: 2,327.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,250.42 : 7,874.34 = 1,551.66 : x
  2. Step 2: Convert to fraction form
    5,250.42/7,874.34 = 1,551.66/x
  3. Step 3: Cross multiply
    5,250.42x = 7,874.34 × 1,551.66
  4. Step 4: Simplify right side
    5,250.42x = 12,218,298.40
  5. Step 5: Solve for x
    x = 12,218,298.40/5,250.42
  6. Step 6: Final answer
    x = 2,327.11

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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.