Home / 5,387.19-8,081.09-2,467.55

Finding the Fourth Proportional to 5,387.19, 8,081.09 and 2,467.55

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Solution

The fourth proportional to 5,387.19, 8,081.09 and 2,467.55 is: 3,701.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,387.19 : 8,081.09 = 2,467.55 : x
  2. Step 2: Convert to fraction form
    5,387.19/8,081.09 = 2,467.55/x
  3. Step 3: Cross multiply
    5,387.19x = 8,081.09 × 2,467.55
  4. Step 4: Simplify right side
    5,387.19x = 19,940,440.89
  5. Step 5: Solve for x
    x = 19,940,440.89/5,387.19
  6. Step 6: Final answer
    x = 3,701.45

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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.