Home / 9,150.86-13,726.26-3,307.46

Finding the Fourth Proportional to 9,150.86, 13,726.26 and 3,307.46

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Solution

The fourth proportional to 9,150.86, 13,726.26 and 3,307.46 is: 4,961.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,150.86 : 13,726.26 = 3,307.46 : x
  2. Step 2: Convert to fraction form
    9,150.86/13,726.26 = 3,307.46/x
  3. Step 3: Cross multiply
    9,150.86x = 13,726.26 × 3,307.46
  4. Step 4: Simplify right side
    9,150.86x = 45,399,055.90
  5. Step 5: Solve for x
    x = 45,399,055.90/9,150.86
  6. Step 6: Final answer
    x = 4,961.18

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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.