Home / 3,703.39-5,110.23-2,109.46

Finding the Fourth Proportional to 3,703.39, 5,110.23 and 2,109.46

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Solution

The fourth proportional to 3,703.39, 5,110.23 and 2,109.46 is: 2,910.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,703.39 : 5,110.23 = 2,109.46 : x
  2. Step 2: Convert to fraction form
    3,703.39/5,110.23 = 2,109.46/x
  3. Step 3: Cross multiply
    3,703.39x = 5,110.23 × 2,109.46
  4. Step 4: Simplify right side
    3,703.39x = 10,779,825.78
  5. Step 5: Solve for x
    x = 10,779,825.78/3,703.39
  6. Step 6: Final answer
    x = 2,910.80

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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.