Home / 6,113.39-9,167.15-2,989.74

Finding the Fourth Proportional to 6,113.39, 9,167.15 and 2,989.74

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Solution

The fourth proportional to 6,113.39, 9,167.15 and 2,989.74 is: 4,483.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,113.39 : 9,167.15 = 2,989.74 : x
  2. Step 2: Convert to fraction form
    6,113.39/9,167.15 = 2,989.74/x
  3. Step 3: Cross multiply
    6,113.39x = 9,167.15 × 2,989.74
  4. Step 4: Simplify right side
    6,113.39x = 27,407,380.09
  5. Step 5: Solve for x
    x = 27,407,380.09/6,113.39
  6. Step 6: Final answer
    x = 4,483.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.