Home / 5,917.76-8,869.74-4,452.20

Finding the Fourth Proportional to 5,917.76, 8,869.74 and 4,452.20

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Solution

The fourth proportional to 5,917.76, 8,869.74 and 4,452.20 is: 6,673.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,917.76 : 8,869.74 = 4,452.20 : x
  2. Step 2: Convert to fraction form
    5,917.76/8,869.74 = 4,452.20/x
  3. Step 3: Cross multiply
    5,917.76x = 8,869.74 × 4,452.20
  4. Step 4: Simplify right side
    5,917.76x = 39,489,856.43
  5. Step 5: Solve for x
    x = 39,489,856.43/5,917.76
  6. Step 6: Final answer
    x = 6,673.11

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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.