Home / 10,182.36-15,274.50-3,162.45

Finding the Fourth Proportional to 10,182.36, 15,274.50 and 3,162.45

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Solution

The fourth proportional to 10,182.36, 15,274.50 and 3,162.45 is: 4,743.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,182.36 : 15,274.50 = 3,162.45 : x
  2. Step 2: Convert to fraction form
    10,182.36/15,274.50 = 3,162.45/x
  3. Step 3: Cross multiply
    10,182.36x = 15,274.50 × 3,162.45
  4. Step 4: Simplify right side
    10,182.36x = 48,304,842.53
  5. Step 5: Solve for x
    x = 48,304,842.53/10,182.36
  6. Step 6: Final answer
    x = 4,743.97

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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.