Home / 10,687.04-16,031.22-4,113.23

Finding the Fourth Proportional to 10,687.04, 16,031.22 and 4,113.23

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Solution

The fourth proportional to 10,687.04, 16,031.22 and 4,113.23 is: 6,170.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,687.04 : 16,031.22 = 4,113.23 : x
  2. Step 2: Convert to fraction form
    10,687.04/16,031.22 = 4,113.23/x
  3. Step 3: Cross multiply
    10,687.04x = 16,031.22 × 4,113.23
  4. Step 4: Simplify right side
    10,687.04x = 65,940,089.64
  5. Step 5: Solve for x
    x = 65,940,089.64/10,687.04
  6. Step 6: Final answer
    x = 6,170.10

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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.