Home / 4,313.13-5,951.12-3,132.15

Finding the Fourth Proportional to 4,313.13, 5,951.12 and 3,132.15

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Solution

The fourth proportional to 4,313.13, 5,951.12 and 3,132.15 is: 4,321.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,313.13 : 5,951.12 = 3,132.15 : x
  2. Step 2: Convert to fraction form
    4,313.13/5,951.12 = 3,132.15/x
  3. Step 3: Cross multiply
    4,313.13x = 5,951.12 × 3,132.15
  4. Step 4: Simplify right side
    4,313.13x = 18,639,784.85
  5. Step 5: Solve for x
    x = 18,639,784.85/4,313.13
  6. Step 6: Final answer
    x = 4,321.64

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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.