Home / 8,442.26-12,655.65-3,244.22

Finding the Fourth Proportional to 8,442.26, 12,655.65 and 3,244.22

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Solution

The fourth proportional to 8,442.26, 12,655.65 and 3,244.22 is: 4,863.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,442.26 : 12,655.65 = 3,244.22 : x
  2. Step 2: Convert to fraction form
    8,442.26/12,655.65 = 3,244.22/x
  3. Step 3: Cross multiply
    8,442.26x = 12,655.65 × 3,244.22
  4. Step 4: Simplify right side
    8,442.26x = 41,057,756.65
  5. Step 5: Solve for x
    x = 41,057,756.65/8,442.26
  6. Step 6: Final answer
    x = 4,863.36

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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.