Home / 10,351.06-15,523.25-4,109.20

Finding the Fourth Proportional to 10,351.06, 15,523.25 and 4,109.20

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Solution

The fourth proportional to 10,351.06, 15,523.25 and 4,109.20 is: 6,162.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,351.06 : 15,523.25 = 4,109.20 : x
  2. Step 2: Convert to fraction form
    10,351.06/15,523.25 = 4,109.20/x
  3. Step 3: Cross multiply
    10,351.06x = 15,523.25 × 4,109.20
  4. Step 4: Simplify right side
    10,351.06x = 63,788,079.55
  5. Step 5: Solve for x
    x = 63,788,079.55/10,351.06
  6. Step 6: Final answer
    x = 6,162.47

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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.