Home / 10,144.18-13,994.80-6,164.65

Finding the Fourth Proportional to 10,144.18, 13,994.80 and 6,164.65

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Solution

The fourth proportional to 10,144.18, 13,994.80 and 6,164.65 is: 8,504.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,144.18 : 13,994.80 = 6,164.65 : x
  2. Step 2: Convert to fraction form
    10,144.18/13,994.80 = 6,164.65/x
  3. Step 3: Cross multiply
    10,144.18x = 13,994.80 × 6,164.65
  4. Step 4: Simplify right side
    10,144.18x = 86,273,043.82
  5. Step 5: Solve for x
    x = 86,273,043.82/10,144.18
  6. Step 6: Final answer
    x = 8,504.68

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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.