Home / 10,169.23-15,254.38-3,154.09

Finding the Fourth Proportional to 10,169.23, 15,254.38 and 3,154.09

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Solution

The fourth proportional to 10,169.23, 15,254.38 and 3,154.09 is: 4,731.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,169.23 : 15,254.38 = 3,154.09 : x
  2. Step 2: Convert to fraction form
    10,169.23/15,254.38 = 3,154.09/x
  3. Step 3: Cross multiply
    10,169.23x = 15,254.38 × 3,154.09
  4. Step 4: Simplify right side
    10,169.23x = 48,113,687.41
  5. Step 5: Solve for x
    x = 48,113,687.41/10,169.23
  6. Step 6: Final answer
    x = 4,731.30

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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.