Home / 9,275.39-13,914.70-4,081.13

Finding the Fourth Proportional to 9,275.39, 13,914.70 and 4,081.13

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Solution

The fourth proportional to 9,275.39, 13,914.70 and 4,081.13 is: 6,122.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,275.39 : 13,914.70 = 4,081.13 : x
  2. Step 2: Convert to fraction form
    9,275.39/13,914.70 = 4,081.13/x
  3. Step 3: Cross multiply
    9,275.39x = 13,914.70 × 4,081.13
  4. Step 4: Simplify right side
    9,275.39x = 56,787,619.83
  5. Step 5: Solve for x
    x = 56,787,619.83/9,275.39
  6. Step 6: Final answer
    x = 6,122.40

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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.