Home / 10,227.06-15,340.61-3,111.36

Finding the Fourth Proportional to 10,227.06, 15,340.61 and 3,111.36

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Solution

The fourth proportional to 10,227.06, 15,340.61 and 3,111.36 is: 4,667.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,227.06 : 15,340.61 = 3,111.36 : x
  2. Step 2: Convert to fraction form
    10,227.06/15,340.61 = 3,111.36/x
  3. Step 3: Cross multiply
    10,227.06x = 15,340.61 × 3,111.36
  4. Step 4: Simplify right side
    10,227.06x = 47,730,144.77
  5. Step 5: Solve for x
    x = 47,730,144.77/10,227.06
  6. Step 6: Final answer
    x = 4,667.04

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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.