Home / 5,187.54-7,159.68-3,092.07

Finding the Fourth Proportional to 5,187.54, 7,159.68 and 3,092.07

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Solution

The fourth proportional to 5,187.54, 7,159.68 and 3,092.07 is: 4,267.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,187.54 : 7,159.68 = 3,092.07 : x
  2. Step 2: Convert to fraction form
    5,187.54/7,159.68 = 3,092.07/x
  3. Step 3: Cross multiply
    5,187.54x = 7,159.68 × 3,092.07
  4. Step 4: Simplify right side
    5,187.54x = 22,138,231.74
  5. Step 5: Solve for x
    x = 22,138,231.74/5,187.54
  6. Step 6: Final answer
    x = 4,267.58

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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.