Home / 10,087.24-15,112.32-7,306.96

Finding the Fourth Proportional to 10,087.24, 15,112.32 and 7,306.96

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Solution

The fourth proportional to 10,087.24, 15,112.32 and 7,306.96 is: 10,947.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,087.24 : 15,112.32 = 7,306.96 : x
  2. Step 2: Convert to fraction form
    10,087.24/15,112.32 = 7,306.96/x
  3. Step 3: Cross multiply
    10,087.24x = 15,112.32 × 7,306.96
  4. Step 4: Simplify right side
    10,087.24x = 110,425,117.75
  5. Step 5: Solve for x
    x = 110,425,117.75/10,087.24
  6. Step 6: Final answer
    x = 10,947.01

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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.