Home / 9,076.45-13,616.70-3,529.30

Finding the Fourth Proportional to 9,076.45, 13,616.70 and 3,529.30

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Solution

The fourth proportional to 9,076.45, 13,616.70 and 3,529.30 is: 5,294.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,076.45 : 13,616.70 = 3,529.30 : x
  2. Step 2: Convert to fraction form
    9,076.45/13,616.70 = 3,529.30/x
  3. Step 3: Cross multiply
    9,076.45x = 13,616.70 × 3,529.30
  4. Step 4: Simplify right side
    9,076.45x = 48,057,419.31
  5. Step 5: Solve for x
    x = 48,057,419.31/9,076.45
  6. Step 6: Final answer
    x = 5,294.74

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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.