Home / 3,531.58-5,296.85-1,340.30

Finding the Fourth Proportional to 3,531.58, 5,296.85 and 1,340.30

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Solution

The fourth proportional to 3,531.58, 5,296.85 and 1,340.30 is: 2,010.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,531.58 : 5,296.85 = 1,340.30 : x
  2. Step 2: Convert to fraction form
    3,531.58/5,296.85 = 1,340.30/x
  3. Step 3: Cross multiply
    3,531.58x = 5,296.85 × 1,340.30
  4. Step 4: Simplify right side
    3,531.58x = 7,099,384.65
  5. Step 5: Solve for x
    x = 7,099,384.65/3,531.58
  6. Step 6: Final answer
    x = 2,010.26

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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.