Home / 6,207.60-8,569.08-4,114.56

Finding the Fourth Proportional to 6,207.60, 8,569.08 and 4,114.56

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Solution

The fourth proportional to 6,207.60, 8,569.08 and 4,114.56 is: 5,679.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,207.60 : 8,569.08 = 4,114.56 : x
  2. Step 2: Convert to fraction form
    6,207.60/8,569.08 = 4,114.56/x
  3. Step 3: Cross multiply
    6,207.60x = 8,569.08 × 4,114.56
  4. Step 4: Simplify right side
    6,207.60x = 35,257,993.80
  5. Step 5: Solve for x
    x = 35,257,993.80/6,207.60
  6. Step 6: Final answer
    x = 5,679.81

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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.