Home / 3,140.32-4,330.11-2,244.46

Finding the Fourth Proportional to 3,140.32, 4,330.11 and 2,244.46

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Solution

The fourth proportional to 3,140.32, 4,330.11 and 2,244.46 is: 3,094.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,140.32 : 4,330.11 = 2,244.46 : x
  2. Step 2: Convert to fraction form
    3,140.32/4,330.11 = 2,244.46/x
  3. Step 3: Cross multiply
    3,140.32x = 4,330.11 × 2,244.46
  4. Step 4: Simplify right side
    3,140.32x = 9,718,758.69
  5. Step 5: Solve for x
    x = 9,718,758.69/3,140.32
  6. Step 6: Final answer
    x = 3,094.83

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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.