Home / 9,374.12-14,061.30-2,798.80

Finding the Fourth Proportional to 9,374.12, 14,061.30 and 2,798.80

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Solution

The fourth proportional to 9,374.12, 14,061.30 and 2,798.80 is: 4,198.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,374.12 : 14,061.30 = 2,798.80 : x
  2. Step 2: Convert to fraction form
    9,374.12/14,061.30 = 2,798.80/x
  3. Step 3: Cross multiply
    9,374.12x = 14,061.30 × 2,798.80
  4. Step 4: Simplify right side
    9,374.12x = 39,354,766.44
  5. Step 5: Solve for x
    x = 39,354,766.44/9,374.12
  6. Step 6: Final answer
    x = 4,198.24

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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.