Home / 9,869.07-13,614.26-6,682.47

Finding the Fourth Proportional to 9,869.07, 13,614.26 and 6,682.47

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Solution

The fourth proportional to 9,869.07, 13,614.26 and 6,682.47 is: 9,218.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,869.07 : 13,614.26 = 6,682.47 : x
  2. Step 2: Convert to fraction form
    9,869.07/13,614.26 = 6,682.47/x
  3. Step 3: Cross multiply
    9,869.07x = 13,614.26 × 6,682.47
  4. Step 4: Simplify right side
    9,869.07x = 90,976,850.61
  5. Step 5: Solve for x
    x = 90,976,850.61/9,869.07
  6. Step 6: Final answer
    x = 9,218.38

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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.