Home / 9,212.21-13,808.46-5,254.94

Finding the Fourth Proportional to 9,212.21, 13,808.46 and 5,254.94

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Solution

The fourth proportional to 9,212.21, 13,808.46 and 5,254.94 is: 7,876.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,212.21 : 13,808.46 = 5,254.94 : x
  2. Step 2: Convert to fraction form
    9,212.21/13,808.46 = 5,254.94/x
  3. Step 3: Cross multiply
    9,212.21x = 13,808.46 × 5,254.94
  4. Step 4: Simplify right side
    9,212.21x = 72,562,559.75
  5. Step 5: Solve for x
    x = 72,562,559.75/9,212.21
  6. Step 6: Final answer
    x = 7,876.79

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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.