Home / 8,351.11-11,526.43-5,206.69

Finding the Fourth Proportional to 8,351.11, 11,526.43 and 5,206.69

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Solution

The fourth proportional to 8,351.11, 11,526.43 and 5,206.69 is: 7,186.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,351.11 : 11,526.43 = 5,206.69 : x
  2. Step 2: Convert to fraction form
    8,351.11/11,526.43 = 5,206.69/x
  3. Step 3: Cross multiply
    8,351.11x = 11,526.43 × 5,206.69
  4. Step 4: Simplify right side
    8,351.11x = 60,014,521.78
  5. Step 5: Solve for x
    x = 60,014,521.78/8,351.11
  6. Step 6: Final answer
    x = 7,186.41

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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.