Home / 3,733.15-5,148.33-2,987.14

Finding the Fourth Proportional to 3,733.15, 5,148.33 and 2,987.14

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Solution

The fourth proportional to 3,733.15, 5,148.33 and 2,987.14 is: 4,119.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,733.15 : 5,148.33 = 2,987.14 : x
  2. Step 2: Convert to fraction form
    3,733.15/5,148.33 = 2,987.14/x
  3. Step 3: Cross multiply
    3,733.15x = 5,148.33 × 2,987.14
  4. Step 4: Simplify right side
    3,733.15x = 15,378,782.48
  5. Step 5: Solve for x
    x = 15,378,782.48/3,733.15
  6. Step 6: Final answer
    x = 4,119.52

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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.