Home / 3,987.32-6,004.16-2,954.66

Finding the Fourth Proportional to 3,987.32, 6,004.16 and 2,954.66

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Solution

The fourth proportional to 3,987.32, 6,004.16 and 2,954.66 is: 4,449.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,987.32 : 6,004.16 = 2,954.66 : x
  2. Step 2: Convert to fraction form
    3,987.32/6,004.16 = 2,954.66/x
  3. Step 3: Cross multiply
    3,987.32x = 6,004.16 × 2,954.66
  4. Step 4: Simplify right side
    3,987.32x = 17,740,251.39
  5. Step 5: Solve for x
    x = 17,740,251.39/3,987.32
  6. Step 6: Final answer
    x = 4,449.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.