Home / 4,013.31-5,529.54-3,000.81

Finding the Fourth Proportional to 4,013.31, 5,529.54 and 3,000.81

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Solution

The fourth proportional to 4,013.31, 5,529.54 and 3,000.81 is: 4,134.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,013.31 : 5,529.54 = 3,000.81 : x
  2. Step 2: Convert to fraction form
    4,013.31/5,529.54 = 3,000.81/x
  3. Step 3: Cross multiply
    4,013.31x = 5,529.54 × 3,000.81
  4. Step 4: Simplify right side
    4,013.31x = 16,593,098.93
  5. Step 5: Solve for x
    x = 16,593,098.93/4,013.31
  6. Step 6: Final answer
    x = 4,134.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.