Home / 10,827.12-16,228.30-4,908.52

Finding the Fourth Proportional to 10,827.12, 16,228.30 and 4,908.52

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Solution

The fourth proportional to 10,827.12, 16,228.30 and 4,908.52 is: 7,357.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,827.12 : 16,228.30 = 4,908.52 : x
  2. Step 2: Convert to fraction form
    10,827.12/16,228.30 = 4,908.52/x
  3. Step 3: Cross multiply
    10,827.12x = 16,228.30 × 4,908.52
  4. Step 4: Simplify right side
    10,827.12x = 79,656,935.12
  5. Step 5: Solve for x
    x = 79,656,935.12/10,827.12
  6. Step 6: Final answer
    x = 7,357.17

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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.