Home / 5,901.78-8,847.20-2,613.12

Finding the Fourth Proportional to 5,901.78, 8,847.20 and 2,613.12

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Solution

The fourth proportional to 5,901.78, 8,847.20 and 2,613.12 is: 3,917.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,901.78 : 8,847.20 = 2,613.12 : x
  2. Step 2: Convert to fraction form
    5,901.78/8,847.20 = 2,613.12/x
  3. Step 3: Cross multiply
    5,901.78x = 8,847.20 × 2,613.12
  4. Step 4: Simplify right side
    5,901.78x = 23,118,795.26
  5. Step 5: Solve for x
    x = 23,118,795.26/5,901.78
  6. Step 6: Final answer
    x = 3,917.26

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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.