Home / 5,182.08-7,151.28-2,824.22

Finding the Fourth Proportional to 5,182.08, 7,151.28 and 2,824.22

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Solution

The fourth proportional to 5,182.08, 7,151.28 and 2,824.22 is: 3,897.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,182.08 : 7,151.28 = 2,824.22 : x
  2. Step 2: Convert to fraction form
    5,182.08/7,151.28 = 2,824.22/x
  3. Step 3: Cross multiply
    5,182.08x = 7,151.28 × 2,824.22
  4. Step 4: Simplify right side
    5,182.08x = 20,196,788.00
  5. Step 5: Solve for x
    x = 20,196,788.00/5,182.08
  6. Step 6: Final answer
    x = 3,897.43

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1.5x scale

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.