Home / 5,287.49-7,296.71-3,049.34

Finding the Fourth Proportional to 5,287.49, 7,296.71 and 3,049.34

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Solution

The fourth proportional to 5,287.49, 7,296.71 and 3,049.34 is: 4,208.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,287.49 : 7,296.71 = 3,049.34 : x
  2. Step 2: Convert to fraction form
    5,287.49/7,296.71 = 3,049.34/x
  3. Step 3: Cross multiply
    5,287.49x = 7,296.71 × 3,049.34
  4. Step 4: Simplify right side
    5,287.49x = 22,250,134.42
  5. Step 5: Solve for x
    x = 22,250,134.42/5,287.49
  6. Step 6: Final answer
    x = 4,208.07

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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.