Home / 10,864.99-14,993.17-6,672.43

Finding the Fourth Proportional to 10,864.99, 14,993.17 and 6,672.43

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Solution

The fourth proportional to 10,864.99, 14,993.17 and 6,672.43 is: 9,207.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,864.99 : 14,993.17 = 6,672.43 : x
  2. Step 2: Convert to fraction form
    10,864.99/14,993.17 = 6,672.43/x
  3. Step 3: Cross multiply
    10,864.99x = 14,993.17 × 6,672.43
  4. Step 4: Simplify right side
    10,864.99x = 100,040,923.13
  5. Step 5: Solve for x
    x = 100,040,923.13/10,864.99
  6. Step 6: Final answer
    x = 9,207.64

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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.