Home / 6,150.92-8,488.61-4,656.20

Finding the Fourth Proportional to 6,150.92, 8,488.61 and 4,656.20

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Solution

The fourth proportional to 6,150.92, 8,488.61 and 4,656.20 is: 6,425.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,150.92 : 8,488.61 = 4,656.20 : x
  2. Step 2: Convert to fraction form
    6,150.92/8,488.61 = 4,656.20/x
  3. Step 3: Cross multiply
    6,150.92x = 8,488.61 × 4,656.20
  4. Step 4: Simplify right side
    6,150.92x = 39,524,600.16
  5. Step 5: Solve for x
    x = 39,524,600.16/6,150.92
  6. Step 6: Final answer
    x = 6,425.81

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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.