Home / 4,918.71-7,382.25-2,452.80

Finding the Fourth Proportional to 4,918.71, 7,382.25 and 2,452.80

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Solution

The fourth proportional to 4,918.71, 7,382.25 and 2,452.80 is: 3,681.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,918.71 : 7,382.25 = 2,452.80 : x
  2. Step 2: Convert to fraction form
    4,918.71/7,382.25 = 2,452.80/x
  3. Step 3: Cross multiply
    4,918.71x = 7,382.25 × 2,452.80
  4. Step 4: Simplify right side
    4,918.71x = 18,107,182.80
  5. Step 5: Solve for x
    x = 18,107,182.80/4,918.71
  6. Step 6: Final answer
    x = 3,681.29

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1.5x scale

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.