Home / 3,739.48-5,160.49-2,248.25

Finding the Fourth Proportional to 3,739.48, 5,160.49 and 2,248.25

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Solution

The fourth proportional to 3,739.48, 5,160.49 and 2,248.25 is: 3,102.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,739.48 : 5,160.49 = 2,248.25 : x
  2. Step 2: Convert to fraction form
    3,739.48/5,160.49 = 2,248.25/x
  3. Step 3: Cross multiply
    3,739.48x = 5,160.49 × 2,248.25
  4. Step 4: Simplify right side
    3,739.48x = 11,602,071.64
  5. Step 5: Solve for x
    x = 11,602,071.64/3,739.48
  6. Step 6: Final answer
    x = 3,102.59

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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.