Home / 11,726.16-17,589.47-4,326.81

Finding the Fourth Proportional to 11,726.16, 17,589.47 and 4,326.81

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Solution

The fourth proportional to 11,726.16, 17,589.47 and 4,326.81 is: 6,490.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,726.16 : 17,589.47 = 4,326.81 : x
  2. Step 2: Convert to fraction form
    11,726.16/17,589.47 = 4,326.81/x
  3. Step 3: Cross multiply
    11,726.16x = 17,589.47 × 4,326.81
  4. Step 4: Simplify right side
    11,726.16x = 76,106,273.06
  5. Step 5: Solve for x
    x = 76,106,273.06/11,726.16
  6. Step 6: Final answer
    x = 6,490.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.