Home / 9,878.24-14,815.44-2,951.20

Finding the Fourth Proportional to 9,878.24, 14,815.44 and 2,951.20

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Solution

The fourth proportional to 9,878.24, 14,815.44 and 2,951.20 is: 4,426.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,878.24 : 14,815.44 = 2,951.20 : x
  2. Step 2: Convert to fraction form
    9,878.24/14,815.44 = 2,951.20/x
  3. Step 3: Cross multiply
    9,878.24x = 14,815.44 × 2,951.20
  4. Step 4: Simplify right side
    9,878.24x = 43,723,326.53
  5. Step 5: Solve for x
    x = 43,723,326.53/9,878.24
  6. Step 6: Final answer
    x = 4,426.23

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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.