Home / 3,669.60-5,062.24-2,272.16

Finding the Fourth Proportional to 3,669.60, 5,062.24 and 2,272.16

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Solution

The fourth proportional to 3,669.60, 5,062.24 and 2,272.16 is: 3,134.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,669.60 : 5,062.24 = 2,272.16 : x
  2. Step 2: Convert to fraction form
    3,669.60/5,062.24 = 2,272.16/x
  3. Step 3: Cross multiply
    3,669.60x = 5,062.24 × 2,272.16
  4. Step 4: Simplify right side
    3,669.60x = 11,502,219.24
  5. Step 5: Solve for x
    x = 11,502,219.24/3,669.60
  6. Step 6: Final answer
    x = 3,134.46

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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.