Home / 8,826.22-13,238.70-5,126.14

Finding the Fourth Proportional to 8,826.22, 13,238.70 and 5,126.14

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Solution

The fourth proportional to 8,826.22, 13,238.70 and 5,126.14 is: 7,688.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,826.22 : 13,238.70 = 5,126.14 : x
  2. Step 2: Convert to fraction form
    8,826.22/13,238.70 = 5,126.14/x
  3. Step 3: Cross multiply
    8,826.22x = 13,238.70 × 5,126.14
  4. Step 4: Simplify right side
    8,826.22x = 67,863,429.62
  5. Step 5: Solve for x
    x = 67,863,429.62/8,826.22
  6. Step 6: Final answer
    x = 7,688.84

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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.