Home / 10,179.09-14,046.85-5,703.11

Finding the Fourth Proportional to 10,179.09, 14,046.85 and 5,703.11

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Solution

The fourth proportional to 10,179.09, 14,046.85 and 5,703.11 is: 7,870.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,179.09 : 14,046.85 = 5,703.11 : x
  2. Step 2: Convert to fraction form
    10,179.09/14,046.85 = 5,703.11/x
  3. Step 3: Cross multiply
    10,179.09x = 14,046.85 × 5,703.11
  4. Step 4: Simplify right side
    10,179.09x = 80,110,660.47
  5. Step 5: Solve for x
    x = 80,110,660.47/10,179.09
  6. Step 6: Final answer
    x = 7,870.12

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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.