Home / 8,826.45-13,240.13-3,896.13

Finding the Fourth Proportional to 8,826.45, 13,240.13 and 3,896.13

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Solution

The fourth proportional to 8,826.45, 13,240.13 and 3,896.13 is: 5,844.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,826.45 : 13,240.13 = 3,896.13 : x
  2. Step 2: Convert to fraction form
    8,826.45/13,240.13 = 3,896.13/x
  3. Step 3: Cross multiply
    8,826.45x = 13,240.13 × 3,896.13
  4. Step 4: Simplify right side
    8,826.45x = 51,585,248.22
  5. Step 5: Solve for x
    x = 51,585,248.22/8,826.45
  6. Step 6: Final answer
    x = 5,844.39

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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.