Home / 3,143.88-4,725.98-2,534.36

Finding the Fourth Proportional to 3,143.88, 4,725.98 and 2,534.36

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Solution

The fourth proportional to 3,143.88, 4,725.98 and 2,534.36 is: 3,809.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,143.88 : 4,725.98 = 2,534.36 : x
  2. Step 2: Convert to fraction form
    3,143.88/4,725.98 = 2,534.36/x
  3. Step 3: Cross multiply
    3,143.88x = 4,725.98 × 2,534.36
  4. Step 4: Simplify right side
    3,143.88x = 11,977,334.67
  5. Step 5: Solve for x
    x = 11,977,334.67/3,143.88
  6. Step 6: Final answer
    x = 3,809.73

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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.