Home / 3,278.52-4,526.37-2,531.16

Finding the Fourth Proportional to 3,278.52, 4,526.37 and 2,531.16

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Solution

The fourth proportional to 3,278.52, 4,526.37 and 2,531.16 is: 3,494.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,278.52 : 4,526.37 = 2,531.16 : x
  2. Step 2: Convert to fraction form
    3,278.52/4,526.37 = 2,531.16/x
  3. Step 3: Cross multiply
    3,278.52x = 4,526.37 × 2,531.16
  4. Step 4: Simplify right side
    3,278.52x = 11,456,966.69
  5. Step 5: Solve for x
    x = 11,456,966.69/3,278.52
  6. Step 6: Final answer
    x = 3,494.55

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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.