Home / 10,112.23-15,158.55-3,867.43

Finding the Fourth Proportional to 10,112.23, 15,158.55 and 3,867.43

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Solution

The fourth proportional to 10,112.23, 15,158.55 and 3,867.43 is: 5,797.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,112.23 : 15,158.55 = 3,867.43 : x
  2. Step 2: Convert to fraction form
    10,112.23/15,158.55 = 3,867.43/x
  3. Step 3: Cross multiply
    10,112.23x = 15,158.55 × 3,867.43
  4. Step 4: Simplify right side
    10,112.23x = 58,624,631.03
  5. Step 5: Solve for x
    x = 58,624,631.03/10,112.23
  6. Step 6: Final answer
    x = 5,797.40

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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.