Home / 3,540.05-4,886.28-2,048.97

Finding the Fourth Proportional to 3,540.05, 4,886.28 and 2,048.97

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Solution

The fourth proportional to 3,540.05, 4,886.28 and 2,048.97 is: 2,828.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,540.05 : 4,886.28 = 2,048.97 : x
  2. Step 2: Convert to fraction form
    3,540.05/4,886.28 = 2,048.97/x
  3. Step 3: Cross multiply
    3,540.05x = 4,886.28 × 2,048.97
  4. Step 4: Simplify right side
    3,540.05x = 10,011,841.13
  5. Step 5: Solve for x
    x = 10,011,841.13/3,540.05
  6. Step 6: Final answer
    x = 2,828.17

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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.