Home / 10,175.45-14,038.18-6,195.11

Finding the Fourth Proportional to 10,175.45, 14,038.18 and 6,195.11

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Solution

The fourth proportional to 10,175.45, 14,038.18 and 6,195.11 is: 8,546.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,175.45 : 14,038.18 = 6,195.11 : x
  2. Step 2: Convert to fraction form
    10,175.45/14,038.18 = 6,195.11/x
  3. Step 3: Cross multiply
    10,175.45x = 14,038.18 × 6,195.11
  4. Step 4: Simplify right side
    10,175.45x = 86,967,983.62
  5. Step 5: Solve for x
    x = 86,967,983.62/10,175.45
  6. Step 6: Final answer
    x = 8,546.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.