Home / 9,161.28-13,741.80-2,235.84

Finding the Fourth Proportional to 9,161.28, 13,741.80 and 2,235.84

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Solution

The fourth proportional to 9,161.28, 13,741.80 and 2,235.84 is: 3,353.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,161.28 : 13,741.80 = 2,235.84 : x
  2. Step 2: Convert to fraction form
    9,161.28/13,741.80 = 2,235.84/x
  3. Step 3: Cross multiply
    9,161.28x = 13,741.80 × 2,235.84
  4. Step 4: Simplify right side
    9,161.28x = 30,724,466.11
  5. Step 5: Solve for x
    x = 30,724,466.11/9,161.28
  6. Step 6: Final answer
    x = 3,353.73

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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.