Home / 3,097.40-4,646.19-1,340.60

Finding the Fourth Proportional to 3,097.40, 4,646.19 and 1,340.60

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Solution

The fourth proportional to 3,097.40, 4,646.19 and 1,340.60 is: 2,010.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,097.40 : 4,646.19 = 1,340.60 : x
  2. Step 2: Convert to fraction form
    3,097.40/4,646.19 = 1,340.60/x
  3. Step 3: Cross multiply
    3,097.40x = 4,646.19 × 1,340.60
  4. Step 4: Simplify right side
    3,097.40x = 6,228,682.31
  5. Step 5: Solve for x
    x = 6,228,682.31/3,097.40
  6. Step 6: Final answer
    x = 2,010.94

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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.