Home / 8,148.10-11,244.36-4,422.10

Finding the Fourth Proportional to 8,148.10, 11,244.36 and 4,422.10

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Solution

The fourth proportional to 8,148.10, 11,244.36 and 4,422.10 is: 6,102.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,148.10 : 11,244.36 = 4,422.10 : x
  2. Step 2: Convert to fraction form
    8,148.10/11,244.36 = 4,422.10/x
  3. Step 3: Cross multiply
    8,148.10x = 11,244.36 × 4,422.10
  4. Step 4: Simplify right side
    8,148.10x = 49,723,684.36
  5. Step 5: Solve for x
    x = 49,723,684.36/8,148.10
  6. Step 6: Final answer
    x = 6,102.49

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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.