Home / 3,261.57-4,500.96-1,864.32

Finding the Fourth Proportional to 3,261.57, 4,500.96 and 1,864.32

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Solution

The fourth proportional to 3,261.57, 4,500.96 and 1,864.32 is: 2,572.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,261.57 : 4,500.96 = 1,864.32 : x
  2. Step 2: Convert to fraction form
    3,261.57/4,500.96 = 1,864.32/x
  3. Step 3: Cross multiply
    3,261.57x = 4,500.96 × 1,864.32
  4. Step 4: Simplify right side
    3,261.57x = 8,391,229.75
  5. Step 5: Solve for x
    x = 8,391,229.75/3,261.57
  6. Step 6: Final answer
    x = 2,572.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.