Home / 3,707.34-5,116.14-2,028.76

Finding the Fourth Proportional to 3,707.34, 5,116.14 and 2,028.76

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Solution

The fourth proportional to 3,707.34, 5,116.14 and 2,028.76 is: 2,799.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,707.34 : 5,116.14 = 2,028.76 : x
  2. Step 2: Convert to fraction form
    3,707.34/5,116.14 = 2,028.76/x
  3. Step 3: Cross multiply
    3,707.34x = 5,116.14 × 2,028.76
  4. Step 4: Simplify right side
    3,707.34x = 10,379,425.26
  5. Step 5: Solve for x
    x = 10,379,425.26/3,707.34
  6. Step 6: Final answer
    x = 2,799.70

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Half scale
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Double scale
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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.