Home / 2,521.52-3,479.46-2,335.76

Finding the Fourth Proportional to 2,521.52, 3,479.46 and 2,335.76

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Solution

The fourth proportional to 2,521.52, 3,479.46 and 2,335.76 is: 3,223.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,521.52 : 3,479.46 = 2,335.76 : x
  2. Step 2: Convert to fraction form
    2,521.52/3,479.46 = 2,335.76/x
  3. Step 3: Cross multiply
    2,521.52x = 3,479.46 × 2,335.76
  4. Step 4: Simplify right side
    2,521.52x = 8,127,183.49
  5. Step 5: Solve for x
    x = 8,127,183.49/2,521.52
  6. Step 6: Final answer
    x = 3,223.13

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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.