Home / 10,849.88-14,974.88-6,134.15

Finding the Fourth Proportional to 10,849.88, 14,974.88 and 6,134.15

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Solution

The fourth proportional to 10,849.88, 14,974.88 and 6,134.15 is: 8,466.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,849.88 : 14,974.88 = 6,134.15 : x
  2. Step 2: Convert to fraction form
    10,849.88/14,974.88 = 6,134.15/x
  3. Step 3: Cross multiply
    10,849.88x = 14,974.88 × 6,134.15
  4. Step 4: Simplify right side
    10,849.88x = 91,858,054.61
  5. Step 5: Solve for x
    x = 91,858,054.61/10,849.88
  6. Step 6: Final answer
    x = 8,466.28

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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.