Home / 3,011.31-4,509.63-1,841.85

Finding the Fourth Proportional to 3,011.31, 4,509.63 and 1,841.85

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Solution

The fourth proportional to 3,011.31, 4,509.63 and 1,841.85 is: 2,758.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,011.31 : 4,509.63 = 1,841.85 : x
  2. Step 2: Convert to fraction form
    3,011.31/4,509.63 = 1,841.85/x
  3. Step 3: Cross multiply
    3,011.31x = 4,509.63 × 1,841.85
  4. Step 4: Simplify right side
    3,011.31x = 8,306,062.02
  5. Step 5: Solve for x
    x = 8,306,062.02/3,011.31
  6. Step 6: Final answer
    x = 2,758.29

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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.