Home / 10,581.08-15,873.76-3,185.24

Finding the Fourth Proportional to 10,581.08, 15,873.76 and 3,185.24

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Solution

The fourth proportional to 10,581.08, 15,873.76 and 3,185.24 is: 4,778.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,581.08 : 15,873.76 = 3,185.24 : x
  2. Step 2: Convert to fraction form
    10,581.08/15,873.76 = 3,185.24/x
  3. Step 3: Cross multiply
    10,581.08x = 15,873.76 × 3,185.24
  4. Step 4: Simplify right side
    10,581.08x = 50,561,735.30
  5. Step 5: Solve for x
    x = 50,561,735.30/10,581.08
  6. Step 6: Final answer
    x = 4,778.50

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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.