Home / 2,534.92-3,498.10-1,415.78

Finding the Fourth Proportional to 2,534.92, 3,498.10 and 1,415.78

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Solution

The fourth proportional to 2,534.92, 3,498.10 and 1,415.78 is: 1,953.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,534.92 : 3,498.10 = 1,415.78 : x
  2. Step 2: Convert to fraction form
    2,534.92/3,498.10 = 1,415.78/x
  3. Step 3: Cross multiply
    2,534.92x = 3,498.10 × 1,415.78
  4. Step 4: Simplify right side
    2,534.92x = 4,952,540.02
  5. Step 5: Solve for x
    x = 4,952,540.02/2,534.92
  6. Step 6: Final answer
    x = 1,953.73

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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.