Home / 10,754.18-16,131.36-2,963.42

Finding the Fourth Proportional to 10,754.18, 16,131.36 and 2,963.42

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Solution

The fourth proportional to 10,754.18, 16,131.36 and 2,963.42 is: 4,445.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,754.18 : 16,131.36 = 2,963.42 : x
  2. Step 2: Convert to fraction form
    10,754.18/16,131.36 = 2,963.42/x
  3. Step 3: Cross multiply
    10,754.18x = 16,131.36 × 2,963.42
  4. Step 4: Simplify right side
    10,754.18x = 47,803,994.85
  5. Step 5: Solve for x
    x = 47,803,994.85/10,754.18
  6. Step 6: Final answer
    x = 4,445.15

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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.