Home / 10,894.96-16,331.64-4,317.04

Finding the Fourth Proportional to 10,894.96, 16,331.64 and 4,317.04

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Solution

The fourth proportional to 10,894.96, 16,331.64 and 4,317.04 is: 6,471.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,894.96 : 16,331.64 = 4,317.04 : x
  2. Step 2: Convert to fraction form
    10,894.96/16,331.64 = 4,317.04/x
  3. Step 3: Cross multiply
    10,894.96x = 16,331.64 × 4,317.04
  4. Step 4: Simplify right side
    10,894.96x = 70,504,343.15
  5. Step 5: Solve for x
    x = 70,504,343.15/10,894.96
  6. Step 6: Final answer
    x = 6,471.28

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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.