Home / 3,132.92-4,323.14-1,873.74

Finding the Fourth Proportional to 3,132.92, 4,323.14 and 1,873.74

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Solution

The fourth proportional to 3,132.92, 4,323.14 and 1,873.74 is: 2,585.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,132.92 : 4,323.14 = 1,873.74 : x
  2. Step 2: Convert to fraction form
    3,132.92/4,323.14 = 1,873.74/x
  3. Step 3: Cross multiply
    3,132.92x = 4,323.14 × 1,873.74
  4. Step 4: Simplify right side
    3,132.92x = 8,100,440.34
  5. Step 5: Solve for x
    x = 8,100,440.34/3,132.92
  6. Step 6: Final answer
    x = 2,585.59

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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.