Home / 3,770.32-5,654.57-1,580.69

Finding the Fourth Proportional to 3,770.32, 5,654.57 and 1,580.69

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Solution

The fourth proportional to 3,770.32, 5,654.57 and 1,580.69 is: 2,370.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,770.32 : 5,654.57 = 1,580.69 : x
  2. Step 2: Convert to fraction form
    3,770.32/5,654.57 = 1,580.69/x
  3. Step 3: Cross multiply
    3,770.32x = 5,654.57 × 1,580.69
  4. Step 4: Simplify right side
    3,770.32x = 8,938,104.17
  5. Step 5: Solve for x
    x = 8,938,104.17/3,770.32
  6. Step 6: Final answer
    x = 2,370.65

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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.