Home / 9,119.04-13,679.23-3,275.70

Finding the Fourth Proportional to 9,119.04, 13,679.23 and 3,275.70

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Solution

The fourth proportional to 9,119.04, 13,679.23 and 3,275.70 is: 4,913.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,119.04 : 13,679.23 = 3,275.70 : x
  2. Step 2: Convert to fraction form
    9,119.04/13,679.23 = 3,275.70/x
  3. Step 3: Cross multiply
    9,119.04x = 13,679.23 × 3,275.70
  4. Step 4: Simplify right side
    9,119.04x = 44,809,053.71
  5. Step 5: Solve for x
    x = 44,809,053.71/9,119.04
  6. Step 6: Final answer
    x = 4,913.79

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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.