Home / 2,349.43-3,517.98-1,888.80

Finding the Fourth Proportional to 2,349.43, 3,517.98 and 1,888.80

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Solution

The fourth proportional to 2,349.43, 3,517.98 and 1,888.80 is: 2,828.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,349.43 : 3,517.98 = 1,888.80 : x
  2. Step 2: Convert to fraction form
    2,349.43/3,517.98 = 1,888.80/x
  3. Step 3: Cross multiply
    2,349.43x = 3,517.98 × 1,888.80
  4. Step 4: Simplify right side
    2,349.43x = 6,644,760.62
  5. Step 5: Solve for x
    x = 6,644,760.62/2,349.43
  6. Step 6: Final answer
    x = 2,828.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.