Home / 10,911.66-16,374.66-5,984.75

Finding the Fourth Proportional to 10,911.66, 16,374.66 and 5,984.75

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Solution

The fourth proportional to 10,911.66, 16,374.66 and 5,984.75 is: 8,981.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,911.66 : 16,374.66 = 5,984.75 : x
  2. Step 2: Convert to fraction form
    10,911.66/16,374.66 = 5,984.75/x
  3. Step 3: Cross multiply
    10,911.66x = 16,374.66 × 5,984.75
  4. Step 4: Simplify right side
    10,911.66x = 97,998,246.44
  5. Step 5: Solve for x
    x = 97,998,246.44/10,911.66
  6. Step 6: Final answer
    x = 8,981.06

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1.5x scale

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.