Home / 7,314.29-10,972.34-2,382.60

Finding the Fourth Proportional to 7,314.29, 10,972.34 and 2,382.60

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Solution

The fourth proportional to 7,314.29, 10,972.34 and 2,382.60 is: 3,574.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,314.29 : 10,972.34 = 2,382.60 : x
  2. Step 2: Convert to fraction form
    7,314.29/10,972.34 = 2,382.60/x
  3. Step 3: Cross multiply
    7,314.29x = 10,972.34 × 2,382.60
  4. Step 4: Simplify right side
    7,314.29x = 26,142,685.37
  5. Step 5: Solve for x
    x = 26,142,685.37/7,314.29
  6. Step 6: Final answer
    x = 3,574.20

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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.