Home / 6,134.68-8,465.76-3,340.20

Finding the Fourth Proportional to 6,134.68, 8,465.76 and 3,340.20

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Solution

The fourth proportional to 6,134.68, 8,465.76 and 3,340.20 is: 4,609.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,134.68 : 8,465.76 = 3,340.20 : x
  2. Step 2: Convert to fraction form
    6,134.68/8,465.76 = 3,340.20/x
  3. Step 3: Cross multiply
    6,134.68x = 8,465.76 × 3,340.20
  4. Step 4: Simplify right side
    6,134.68x = 28,277,331.55
  5. Step 5: Solve for x
    x = 28,277,331.55/6,134.68
  6. Step 6: Final answer
    x = 4,609.42

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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.