Home / 10,367.86-14,315.49-6,836.02

Finding the Fourth Proportional to 10,367.86, 14,315.49 and 6,836.02

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Solution

The fourth proportional to 10,367.86, 14,315.49 and 6,836.02 is: 9,438.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,367.86 : 14,315.49 = 6,836.02 : x
  2. Step 2: Convert to fraction form
    10,367.86/14,315.49 = 6,836.02/x
  3. Step 3: Cross multiply
    10,367.86x = 14,315.49 × 6,836.02
  4. Step 4: Simplify right side
    10,367.86x = 97,860,975.95
  5. Step 5: Solve for x
    x = 97,860,975.95/10,367.86
  6. Step 6: Final answer
    x = 9,438.88

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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.