Home / 3,703.14-5,110.34-2,109.74

Finding the Fourth Proportional to 3,703.14, 5,110.34 and 2,109.74

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Solution

The fourth proportional to 3,703.14, 5,110.34 and 2,109.74 is: 2,911.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,703.14 : 5,110.34 = 2,109.74 : x
  2. Step 2: Convert to fraction form
    3,703.14/5,110.34 = 2,109.74/x
  3. Step 3: Cross multiply
    3,703.14x = 5,110.34 × 2,109.74
  4. Step 4: Simplify right side
    3,703.14x = 10,781,490.94
  5. Step 5: Solve for x
    x = 10,781,490.94/3,703.14
  6. Step 6: Final answer
    x = 2,911.45

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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.