Home / 3,734.68-5,148.38-2,612.12

Finding the Fourth Proportional to 3,734.68, 5,148.38 and 2,612.12

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Solution

The fourth proportional to 3,734.68, 5,148.38 and 2,612.12 is: 3,600.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,734.68 : 5,148.38 = 2,612.12 : x
  2. Step 2: Convert to fraction form
    3,734.68/5,148.38 = 2,612.12/x
  3. Step 3: Cross multiply
    3,734.68x = 5,148.38 × 2,612.12
  4. Step 4: Simplify right side
    3,734.68x = 13,448,186.37
  5. Step 5: Solve for x
    x = 13,448,186.37/3,734.68
  6. Step 6: Final answer
    x = 3,600.89

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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.