Home / 3,117.47-4,680.68-3,062.12

Finding the Fourth Proportional to 3,117.47, 4,680.68 and 3,062.12

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Solution

The fourth proportional to 3,117.47, 4,680.68 and 3,062.12 is: 4,597.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,117.47 : 4,680.68 = 3,062.12 : x
  2. Step 2: Convert to fraction form
    3,117.47/4,680.68 = 3,062.12/x
  3. Step 3: Cross multiply
    3,117.47x = 4,680.68 × 3,062.12
  4. Step 4: Simplify right side
    3,117.47x = 14,332,765.13
  5. Step 5: Solve for x
    x = 14,332,765.13/3,117.47
  6. Step 6: Final answer
    x = 4,597.57

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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.