Home / 3,364.31-5,042.41-2,970.65

Finding the Fourth Proportional to 3,364.31, 5,042.41 and 2,970.65

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Solution

The fourth proportional to 3,364.31, 5,042.41 and 2,970.65 is: 4,452.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,364.31 : 5,042.41 = 2,970.65 : x
  2. Step 2: Convert to fraction form
    3,364.31/5,042.41 = 2,970.65/x
  3. Step 3: Cross multiply
    3,364.31x = 5,042.41 × 2,970.65
  4. Step 4: Simplify right side
    3,364.31x = 14,979,235.27
  5. Step 5: Solve for x
    x = 14,979,235.27/3,364.31
  6. Step 6: Final answer
    x = 4,452.39

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1.5x scale

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.