Home / 7,309.50-10,958.78-2,376.20

Finding the Fourth Proportional to 7,309.50, 10,958.78 and 2,376.20

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Solution

The fourth proportional to 7,309.50, 10,958.78 and 2,376.20 is: 3,562.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,309.50 : 10,958.78 = 2,376.20 : x
  2. Step 2: Convert to fraction form
    7,309.50/10,958.78 = 2,376.20/x
  3. Step 3: Cross multiply
    7,309.50x = 10,958.78 × 2,376.20
  4. Step 4: Simplify right side
    7,309.50x = 26,040,186.36
  5. Step 5: Solve for x
    x = 26,040,186.36/7,309.50
  6. Step 6: Final answer
    x = 3,562.51

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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.