Home / 9,027.84-13,545-5,561.04

Finding the Fourth Proportional to 9,027.84, 13,545 and 5,561.04

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Solution

The fourth proportional to 9,027.84, 13,545 and 5,561.04 is: 8,343.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,027.84 : 13,545 = 5,561.04 : x
  2. Step 2: Convert to fraction form
    9,027.84/13,545 = 5,561.04/x
  3. Step 3: Cross multiply
    9,027.84x = 13,545 × 5,561.04
  4. Step 4: Simplify right side
    9,027.84x = 75,324,286.80
  5. Step 5: Solve for x
    x = 75,324,286.80/9,027.84
  6. Step 6: Final answer
    x = 8,343.56

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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.