Home / 6,207.20-8,565.93-3,412.70

Finding the Fourth Proportional to 6,207.20, 8,565.93 and 3,412.70

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Solution

The fourth proportional to 6,207.20, 8,565.93 and 3,412.70 is: 4,709.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,207.20 : 8,565.93 = 3,412.70 : x
  2. Step 2: Convert to fraction form
    6,207.20/8,565.93 = 3,412.70/x
  3. Step 3: Cross multiply
    6,207.20x = 8,565.93 × 3,412.70
  4. Step 4: Simplify right side
    6,207.20x = 29,232,906.48
  5. Step 5: Solve for x
    x = 29,232,906.48/6,207.20
  6. Step 6: Final answer
    x = 4,709.52

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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.