Home / 8,828.32-12,182.64-4,849.36

Finding the Fourth Proportional to 8,828.32, 12,182.64 and 4,849.36

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Solution

The fourth proportional to 8,828.32, 12,182.64 and 4,849.36 is: 6,691.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,828.32 : 12,182.64 = 4,849.36 : x
  2. Step 2: Convert to fraction form
    8,828.32/12,182.64 = 4,849.36/x
  3. Step 3: Cross multiply
    8,828.32x = 12,182.64 × 4,849.36
  4. Step 4: Simplify right side
    8,828.32x = 59,078,007.11
  5. Step 5: Solve for x
    x = 59,078,007.11/8,828.32
  6. Step 6: Final answer
    x = 6,691.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.