Home / 5,426.25-8,133.71-2,506.47

Finding the Fourth Proportional to 5,426.25, 8,133.71 and 2,506.47

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Solution

The fourth proportional to 5,426.25, 8,133.71 and 2,506.47 is: 3,757.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,426.25 : 8,133.71 = 2,506.47 : x
  2. Step 2: Convert to fraction form
    5,426.25/8,133.71 = 2,506.47/x
  3. Step 3: Cross multiply
    5,426.25x = 8,133.71 × 2,506.47
  4. Step 4: Simplify right side
    5,426.25x = 20,386,887.57
  5. Step 5: Solve for x
    x = 20,386,887.57/5,426.25
  6. Step 6: Final answer
    x = 3,757.09

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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.