Home / 5,166.65-7,130.03-3,042.29

Finding the Fourth Proportional to 5,166.65, 7,130.03 and 3,042.29

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Solution

The fourth proportional to 5,166.65, 7,130.03 and 3,042.29 is: 4,198.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,166.65 : 7,130.03 = 3,042.29 : x
  2. Step 2: Convert to fraction form
    5,166.65/7,130.03 = 3,042.29/x
  3. Step 3: Cross multiply
    5,166.65x = 7,130.03 × 3,042.29
  4. Step 4: Simplify right side
    5,166.65x = 21,691,621.58
  5. Step 5: Solve for x
    x = 21,691,621.58/5,166.65
  6. Step 6: Final answer
    x = 4,198.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.