Home / 2,347.38-3,239.33-1,352.60

Finding the Fourth Proportional to 2,347.38, 3,239.33 and 1,352.60

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Solution

The fourth proportional to 2,347.38, 3,239.33 and 1,352.60 is: 1,866.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,347.38 : 3,239.33 = 1,352.60 : x
  2. Step 2: Convert to fraction form
    2,347.38/3,239.33 = 1,352.60/x
  3. Step 3: Cross multiply
    2,347.38x = 3,239.33 × 1,352.60
  4. Step 4: Simplify right side
    2,347.38x = 4,381,504.94
  5. Step 5: Solve for x
    x = 4,381,504.94/2,347.38
  6. Step 6: Final answer
    x = 1,866.55

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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.