Home / 7,334.80-10,121.25-4,309.91

Finding the Fourth Proportional to 7,334.80, 10,121.25 and 4,309.91

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Solution

The fourth proportional to 7,334.80, 10,121.25 and 4,309.91 is: 5,947.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,334.80 : 10,121.25 = 4,309.91 : x
  2. Step 2: Convert to fraction form
    7,334.80/10,121.25 = 4,309.91/x
  3. Step 3: Cross multiply
    7,334.80x = 10,121.25 × 4,309.91
  4. Step 4: Simplify right side
    7,334.80x = 43,621,680.10
  5. Step 5: Solve for x
    x = 43,621,680.10/7,334.80
  6. Step 6: Final answer
    x = 5,947.22

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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.