Home / 2,352.23-3,247.94-1,909.43

Finding the Fourth Proportional to 2,352.23, 3,247.94 and 1,909.43

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Solution

The fourth proportional to 2,352.23, 3,247.94 and 1,909.43 is: 2,636.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,352.23 : 3,247.94 = 1,909.43 : x
  2. Step 2: Convert to fraction form
    2,352.23/3,247.94 = 1,909.43/x
  3. Step 3: Cross multiply
    2,352.23x = 3,247.94 × 1,909.43
  4. Step 4: Simplify right side
    2,352.23x = 6,201,704.53
  5. Step 5: Solve for x
    x = 6,201,704.53/2,352.23
  6. Step 6: Final answer
    x = 2,636.52

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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.