Home / 3,020.60-4,526.62-1,263.71

Finding the Fourth Proportional to 3,020.60, 4,526.62 and 1,263.71

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Solution

The fourth proportional to 3,020.60, 4,526.62 and 1,263.71 is: 1,893.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,020.60 : 4,526.62 = 1,263.71 : x
  2. Step 2: Convert to fraction form
    3,020.60/4,526.62 = 1,263.71/x
  3. Step 3: Cross multiply
    3,020.60x = 4,526.62 × 1,263.71
  4. Step 4: Simplify right side
    3,020.60x = 5,720,343.12
  5. Step 5: Solve for x
    x = 5,720,343.12/3,020.60
  6. Step 6: Final answer
    x = 1,893.78

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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.