Home / 3,132.27-4,322.80-1,735.15

Finding the Fourth Proportional to 3,132.27, 4,322.80 and 1,735.15

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Solution

The fourth proportional to 3,132.27, 4,322.80 and 1,735.15 is: 2,394.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,132.27 : 4,322.80 = 1,735.15 : x
  2. Step 2: Convert to fraction form
    3,132.27/4,322.80 = 1,735.15/x
  3. Step 3: Cross multiply
    3,132.27x = 4,322.80 × 1,735.15
  4. Step 4: Simplify right side
    3,132.27x = 7,500,697.74
  5. Step 5: Solve for x
    x = 7,500,697.74/3,132.27
  6. Step 6: Final answer
    x = 2,394.65

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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.