Home / 3,608.90-4,980.22-2,036.96

Finding the Fourth Proportional to 3,608.90, 4,980.22 and 2,036.96

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Solution

The fourth proportional to 3,608.90, 4,980.22 and 2,036.96 is: 2,810.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,608.90 : 4,980.22 = 2,036.96 : x
  2. Step 2: Convert to fraction form
    3,608.90/4,980.22 = 2,036.96/x
  3. Step 3: Cross multiply
    3,608.90x = 4,980.22 × 2,036.96
  4. Step 4: Simplify right side
    3,608.90x = 10,144,508.93
  5. Step 5: Solve for x
    x = 10,144,508.93/3,608.90
  6. Step 6: Final answer
    x = 2,810.97

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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.