Home / 5,335.57-8,005.42-2,214.79

Finding the Fourth Proportional to 5,335.57, 8,005.42 and 2,214.79

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Solution

The fourth proportional to 5,335.57, 8,005.42 and 2,214.79 is: 3,323.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,335.57 : 8,005.42 = 2,214.79 : x
  2. Step 2: Convert to fraction form
    5,335.57/8,005.42 = 2,214.79/x
  3. Step 3: Cross multiply
    5,335.57x = 8,005.42 × 2,214.79
  4. Step 4: Simplify right side
    5,335.57x = 17,730,324.16
  5. Step 5: Solve for x
    x = 17,730,324.16/5,335.57
  6. Step 6: Final answer
    x = 3,323.05

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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.