Home / 3,732.51-5,160.20-2,799.39

Finding the Fourth Proportional to 3,732.51, 5,160.20 and 2,799.39

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Solution

The fourth proportional to 3,732.51, 5,160.20 and 2,799.39 is: 3,870.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,732.51 : 5,160.20 = 2,799.39 : x
  2. Step 2: Convert to fraction form
    3,732.51/5,160.20 = 2,799.39/x
  3. Step 3: Cross multiply
    3,732.51x = 5,160.20 × 2,799.39
  4. Step 4: Simplify right side
    3,732.51x = 14,445,398.28
  5. Step 5: Solve for x
    x = 14,445,398.28/3,732.51
  6. Step 6: Final answer
    x = 3,870.16

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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.