Home / 5,488.40-8,232.60-2,568.76

Finding the Fourth Proportional to 5,488.40, 8,232.60 and 2,568.76

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Solution

The fourth proportional to 5,488.40, 8,232.60 and 2,568.76 is: 3,853.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,488.40 : 8,232.60 = 2,568.76 : x
  2. Step 2: Convert to fraction form
    5,488.40/8,232.60 = 2,568.76/x
  3. Step 3: Cross multiply
    5,488.40x = 8,232.60 × 2,568.76
  4. Step 4: Simplify right side
    5,488.40x = 21,147,562.63
  5. Step 5: Solve for x
    x = 21,147,562.63/5,488.40
  6. Step 6: Final answer
    x = 3,853.14

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1.5x scale

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.