Home / 10,926.86-16,376.54-4,679.49

Finding the Fourth Proportional to 10,926.86, 16,376.54 and 4,679.49

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Solution

The fourth proportional to 10,926.86, 16,376.54 and 4,679.49 is: 7,013.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,926.86 : 16,376.54 = 4,679.49 : x
  2. Step 2: Convert to fraction form
    10,926.86/16,376.54 = 4,679.49/x
  3. Step 3: Cross multiply
    10,926.86x = 16,376.54 × 4,679.49
  4. Step 4: Simplify right side
    10,926.86x = 76,633,855.16
  5. Step 5: Solve for x
    x = 76,633,855.16/10,926.86
  6. Step 6: Final answer
    x = 7,013.35

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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.