Home / 7,358.09-10,161.39-5,337.95

Finding the Fourth Proportional to 7,358.09, 10,161.39 and 5,337.95

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Solution

The fourth proportional to 7,358.09, 10,161.39 and 5,337.95 is: 7,371.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,358.09 : 10,161.39 = 5,337.95 : x
  2. Step 2: Convert to fraction form
    7,358.09/10,161.39 = 5,337.95/x
  3. Step 3: Cross multiply
    7,358.09x = 10,161.39 × 5,337.95
  4. Step 4: Simplify right side
    7,358.09x = 54,240,991.75
  5. Step 5: Solve for x
    x = 54,240,991.75/7,358.09
  6. Step 6: Final answer
    x = 7,371.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.