Home / 3,143.34-4,717.31-2,534.39

Finding the Fourth Proportional to 3,143.34, 4,717.31 and 2,534.39

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Solution

The fourth proportional to 3,143.34, 4,717.31 and 2,534.39 is: 3,803.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,143.34 : 4,717.31 = 2,534.39 : x
  2. Step 2: Convert to fraction form
    3,143.34/4,717.31 = 2,534.39/x
  3. Step 3: Cross multiply
    3,143.34x = 4,717.31 × 2,534.39
  4. Step 4: Simplify right side
    3,143.34x = 11,955,484.72
  5. Step 5: Solve for x
    x = 11,955,484.72/3,143.34
  6. Step 6: Final answer
    x = 3,803.43

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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.