Home / 10,678.88-16,025.28-4,836.08

Finding the Fourth Proportional to 10,678.88, 16,025.28 and 4,836.08

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Solution

The fourth proportional to 10,678.88, 16,025.28 and 4,836.08 is: 7,257.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,678.88 : 16,025.28 = 4,836.08 : x
  2. Step 2: Convert to fraction form
    10,678.88/16,025.28 = 4,836.08/x
  3. Step 3: Cross multiply
    10,678.88x = 16,025.28 × 4,836.08
  4. Step 4: Simplify right side
    10,678.88x = 77,499,536.10
  5. Step 5: Solve for x
    x = 77,499,536.10/10,678.88
  6. Step 6: Final answer
    x = 7,257.27

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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.