Home / 2,347.88-3,521.40-1,049.12

Finding the Fourth Proportional to 2,347.88, 3,521.40 and 1,049.12

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Solution

The fourth proportional to 2,347.88, 3,521.40 and 1,049.12 is: 1,573.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,347.88 : 3,521.40 = 1,049.12 : x
  2. Step 2: Convert to fraction form
    2,347.88/3,521.40 = 1,049.12/x
  3. Step 3: Cross multiply
    2,347.88x = 3,521.40 × 1,049.12
  4. Step 4: Simplify right side
    2,347.88x = 3,694,371.17
  5. Step 5: Solve for x
    x = 3,694,371.17/2,347.88
  6. Step 6: Final answer
    x = 1,573.49

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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.