Home / 3,020.62-4,528.86-1,354.09

Finding the Fourth Proportional to 3,020.62, 4,528.86 and 1,354.09

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Solution

The fourth proportional to 3,020.62, 4,528.86 and 1,354.09 is: 2,030.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,020.62 : 4,528.86 = 1,354.09 : x
  2. Step 2: Convert to fraction form
    3,020.62/4,528.86 = 1,354.09/x
  3. Step 3: Cross multiply
    3,020.62x = 4,528.86 × 1,354.09
  4. Step 4: Simplify right side
    3,020.62x = 6,132,484.04
  5. Step 5: Solve for x
    x = 6,132,484.04/3,020.62
  6. Step 6: Final answer
    x = 2,030.21

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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.