Home / 9,827.97-14,739.68-2,807.84

Finding the Fourth Proportional to 9,827.97, 14,739.68 and 2,807.84

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Solution

The fourth proportional to 9,827.97, 14,739.68 and 2,807.84 is: 4,211.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,827.97 : 14,739.68 = 2,807.84 : x
  2. Step 2: Convert to fraction form
    9,827.97/14,739.68 = 2,807.84/x
  3. Step 3: Cross multiply
    9,827.97x = 14,739.68 × 2,807.84
  4. Step 4: Simplify right side
    9,827.97x = 41,386,575.35
  5. Step 5: Solve for x
    x = 41,386,575.35/9,827.97
  6. Step 6: Final answer
    x = 4,211.10

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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.