Home / 3,018.19-4,527.27-826.93

Finding the Fourth Proportional to 3,018.19, 4,527.27 and 826.93

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Solution

The fourth proportional to 3,018.19, 4,527.27 and 826.93 is: 1,240.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,018.19 : 4,527.27 = 826.93 : x
  2. Step 2: Convert to fraction form
    3,018.19/4,527.27 = 826.93/x
  3. Step 3: Cross multiply
    3,018.19x = 4,527.27 × 826.93
  4. Step 4: Simplify right side
    3,018.19x = 3,743,735.38
  5. Step 5: Solve for x
    x = 3,743,735.38/3,018.19
  6. Step 6: Final answer
    x = 1,240.39

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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.