Home / 10,917.95-16,363.22-4,670.62

Finding the Fourth Proportional to 10,917.95, 16,363.22 and 4,670.62

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Solution

The fourth proportional to 10,917.95, 16,363.22 and 4,670.62 is: 7,000.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,917.95 : 16,363.22 = 4,670.62 : x
  2. Step 2: Convert to fraction form
    10,917.95/16,363.22 = 4,670.62/x
  3. Step 3: Cross multiply
    10,917.95x = 16,363.22 × 4,670.62
  4. Step 4: Simplify right side
    10,917.95x = 76,426,277.43
  5. Step 5: Solve for x
    x = 76,426,277.43/10,917.95
  6. Step 6: Final answer
    x = 7,000.06

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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.