Home / 7,394.92-11,095.32-2,715.28

Finding the Fourth Proportional to 7,394.92, 11,095.32 and 2,715.28

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Solution

The fourth proportional to 7,394.92, 11,095.32 and 2,715.28 is: 4,074.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,394.92 : 11,095.32 = 2,715.28 : x
  2. Step 2: Convert to fraction form
    7,394.92/11,095.32 = 2,715.28/x
  3. Step 3: Cross multiply
    7,394.92x = 11,095.32 × 2,715.28
  4. Step 4: Simplify right side
    7,394.92x = 30,126,900.49
  5. Step 5: Solve for x
    x = 30,126,900.49/7,394.92
  6. Step 6: Final answer
    x = 4,074.00

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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.