Home / 5,425.42-8,139.14-2,464.07

Finding the Fourth Proportional to 5,425.42, 8,139.14 and 2,464.07

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Solution

The fourth proportional to 5,425.42, 8,139.14 and 2,464.07 is: 3,696.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,425.42 : 8,139.14 = 2,464.07 : x
  2. Step 2: Convert to fraction form
    5,425.42/8,139.14 = 2,464.07/x
  3. Step 3: Cross multiply
    5,425.42x = 8,139.14 × 2,464.07
  4. Step 4: Simplify right side
    5,425.42x = 20,055,426.57
  5. Step 5: Solve for x
    x = 20,055,426.57/5,425.42
  6. Step 6: Final answer
    x = 3,696.57

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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.