Home / 10,176.88-14,045.34-6,198.57

Finding the Fourth Proportional to 10,176.88, 14,045.34 and 6,198.57

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Solution

The fourth proportional to 10,176.88, 14,045.34 and 6,198.57 is: 8,554.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,176.88 : 14,045.34 = 6,198.57 : x
  2. Step 2: Convert to fraction form
    10,176.88/14,045.34 = 6,198.57/x
  3. Step 3: Cross multiply
    10,176.88x = 14,045.34 × 6,198.57
  4. Step 4: Simplify right side
    10,176.88x = 87,061,023.16
  5. Step 5: Solve for x
    x = 87,061,023.16/10,176.88
  6. Step 6: Final answer
    x = 8,554.79

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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.