Home / 5,587.92-8,370.88-3,712.57

Finding the Fourth Proportional to 5,587.92, 8,370.88 and 3,712.57

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Solution

The fourth proportional to 5,587.92, 8,370.88 and 3,712.57 is: 5,561.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,587.92 : 8,370.88 = 3,712.57 : x
  2. Step 2: Convert to fraction form
    5,587.92/8,370.88 = 3,712.57/x
  3. Step 3: Cross multiply
    5,587.92x = 8,370.88 × 3,712.57
  4. Step 4: Simplify right side
    5,587.92x = 31,077,447.75
  5. Step 5: Solve for x
    x = 31,077,447.75/5,587.92
  6. Step 6: Final answer
    x = 5,561.54

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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.