Home / 2,347.75-3,236.40-1,849.39

Finding the Fourth Proportional to 2,347.75, 3,236.40 and 1,849.39

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Solution

The fourth proportional to 2,347.75, 3,236.40 and 1,849.39 is: 2,549.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,347.75 : 3,236.40 = 1,849.39 : x
  2. Step 2: Convert to fraction form
    2,347.75/3,236.40 = 1,849.39/x
  3. Step 3: Cross multiply
    2,347.75x = 3,236.40 × 1,849.39
  4. Step 4: Simplify right side
    2,347.75x = 5,985,365.80
  5. Step 5: Solve for x
    x = 5,985,365.80/2,347.75
  6. Step 6: Final answer
    x = 2,549.41

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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.