Home / 3,673.32-5,070.25-2,238.20

Finding the Fourth Proportional to 3,673.32, 5,070.25 and 2,238.20

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Solution

The fourth proportional to 3,673.32, 5,070.25 and 2,238.20 is: 3,089.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,673.32 : 5,070.25 = 2,238.20 : x
  2. Step 2: Convert to fraction form
    3,673.32/5,070.25 = 2,238.20/x
  3. Step 3: Cross multiply
    3,673.32x = 5,070.25 × 2,238.20
  4. Step 4: Simplify right side
    3,673.32x = 11,348,233.55
  5. Step 5: Solve for x
    x = 11,348,233.55/3,673.32
  6. Step 6: Final answer
    x = 3,089.37

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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.