Home / 7,358.24-11,040.08-3,411.38

Finding the Fourth Proportional to 7,358.24, 11,040.08 and 3,411.38

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Solution

The fourth proportional to 7,358.24, 11,040.08 and 3,411.38 is: 5,118.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,358.24 : 11,040.08 = 3,411.38 : x
  2. Step 2: Convert to fraction form
    7,358.24/11,040.08 = 3,411.38/x
  3. Step 3: Cross multiply
    7,358.24x = 11,040.08 × 3,411.38
  4. Step 4: Simplify right side
    7,358.24x = 37,661,908.11
  5. Step 5: Solve for x
    x = 37,661,908.11/7,358.24
  6. Step 6: Final answer
    x = 5,118.33

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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.