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Finding the Fourth Proportional to 3,750.70, 5,624.43 and 2,885.62

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Solution

The fourth proportional to 3,750.70, 5,624.43 and 2,885.62 is: 4,327.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,750.70 : 5,624.43 = 2,885.62 : x
  2. Step 2: Convert to fraction form
    3,750.70/5,624.43 = 2,885.62/x
  3. Step 3: Cross multiply
    3,750.70x = 5,624.43 × 2,885.62
  4. Step 4: Simplify right side
    3,750.70x = 16,229,967.70
  5. Step 5: Solve for x
    x = 16,229,967.70/3,750.70
  6. Step 6: Final answer
    x = 4,327.18

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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.