Home / 5,620.08-7,754.28-3,824.31

Finding the Fourth Proportional to 5,620.08, 7,754.28 and 3,824.31

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Solution

The fourth proportional to 5,620.08, 7,754.28 and 3,824.31 is: 5,276.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,620.08 : 7,754.28 = 3,824.31 : x
  2. Step 2: Convert to fraction form
    5,620.08/7,754.28 = 3,824.31/x
  3. Step 3: Cross multiply
    5,620.08x = 7,754.28 × 3,824.31
  4. Step 4: Simplify right side
    5,620.08x = 29,654,806.80
  5. Step 5: Solve for x
    x = 29,654,806.80/5,620.08
  6. Step 6: Final answer
    x = 5,276.58

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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.