Home / 8,358.45-11,531.61-5,001.36

Finding the Fourth Proportional to 8,358.45, 11,531.61 and 5,001.36

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Solution

The fourth proportional to 8,358.45, 11,531.61 and 5,001.36 is: 6,900.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,358.45 : 11,531.61 = 5,001.36 : x
  2. Step 2: Convert to fraction form
    8,358.45/11,531.61 = 5,001.36/x
  3. Step 3: Cross multiply
    8,358.45x = 11,531.61 × 5,001.36
  4. Step 4: Simplify right side
    8,358.45x = 57,673,732.99
  5. Step 5: Solve for x
    x = 57,673,732.99/8,358.45
  6. Step 6: Final answer
    x = 6,900.05

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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.