Home / 3,253.40-4,488.49-2,134.96

Finding the Fourth Proportional to 3,253.40, 4,488.49 and 2,134.96

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Solution

The fourth proportional to 3,253.40, 4,488.49 and 2,134.96 is: 2,945.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,253.40 : 4,488.49 = 2,134.96 : x
  2. Step 2: Convert to fraction form
    3,253.40/4,488.49 = 2,134.96/x
  3. Step 3: Cross multiply
    3,253.40x = 4,488.49 × 2,134.96
  4. Step 4: Simplify right side
    3,253.40x = 9,582,746.61
  5. Step 5: Solve for x
    x = 9,582,746.61/3,253.40
  6. Step 6: Final answer
    x = 2,945.46

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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.