Home / 4,108.73-5,669.61-2,430.20

Finding the Fourth Proportional to 4,108.73, 5,669.61 and 2,430.20

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Solution

The fourth proportional to 4,108.73, 5,669.61 and 2,430.20 is: 3,353.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,108.73 : 5,669.61 = 2,430.20 : x
  2. Step 2: Convert to fraction form
    4,108.73/5,669.61 = 2,430.20/x
  3. Step 3: Cross multiply
    4,108.73x = 5,669.61 × 2,430.20
  4. Step 4: Simplify right side
    4,108.73x = 13,778,286.22
  5. Step 5: Solve for x
    x = 13,778,286.22/4,108.73
  6. Step 6: Final answer
    x = 3,353.42

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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.