Home / 8,914.75-13,368.20-4,236.12

Finding the Fourth Proportional to 8,914.75, 13,368.20 and 4,236.12

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Solution

The fourth proportional to 8,914.75, 13,368.20 and 4,236.12 is: 6,352.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,914.75 : 13,368.20 = 4,236.12 : x
  2. Step 2: Convert to fraction form
    8,914.75/13,368.20 = 4,236.12/x
  3. Step 3: Cross multiply
    8,914.75x = 13,368.20 × 4,236.12
  4. Step 4: Simplify right side
    8,914.75x = 56,629,278.20
  5. Step 5: Solve for x
    x = 56,629,278.20/8,914.75
  6. Step 6: Final answer
    x = 6,352.31

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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.