Home / 10,830.11-14,942.37-6,354.05

Finding the Fourth Proportional to 10,830.11, 14,942.37 and 6,354.05

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Solution

The fourth proportional to 10,830.11, 14,942.37 and 6,354.05 is: 8,766.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,830.11 : 14,942.37 = 6,354.05 : x
  2. Step 2: Convert to fraction form
    10,830.11/14,942.37 = 6,354.05/x
  3. Step 3: Cross multiply
    10,830.11x = 14,942.37 × 6,354.05
  4. Step 4: Simplify right side
    10,830.11x = 94,944,515.21
  5. Step 5: Solve for x
    x = 94,944,515.21/10,830.11
  6. Step 6: Final answer
    x = 8,766.72

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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.