Home / 4,099.70-5,658.08-2,331.46

Finding the Fourth Proportional to 4,099.70, 5,658.08 and 2,331.46

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Solution

The fourth proportional to 4,099.70, 5,658.08 and 2,331.46 is: 3,217.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,099.70 : 5,658.08 = 2,331.46 : x
  2. Step 2: Convert to fraction form
    4,099.70/5,658.08 = 2,331.46/x
  3. Step 3: Cross multiply
    4,099.70x = 5,658.08 × 2,331.46
  4. Step 4: Simplify right side
    4,099.70x = 13,191,587.20
  5. Step 5: Solve for x
    x = 13,191,587.20/4,099.70
  6. Step 6: Final answer
    x = 3,217.70

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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.