Home / 5,252.24-7,247.80-2,894.20

Finding the Fourth Proportional to 5,252.24, 7,247.80 and 2,894.20

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Solution

The fourth proportional to 5,252.24, 7,247.80 and 2,894.20 is: 3,993.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,252.24 : 7,247.80 = 2,894.20 : x
  2. Step 2: Convert to fraction form
    5,252.24/7,247.80 = 2,894.20/x
  3. Step 3: Cross multiply
    5,252.24x = 7,247.80 × 2,894.20
  4. Step 4: Simplify right side
    5,252.24x = 20,976,582.76
  5. Step 5: Solve for x
    x = 20,976,582.76/5,252.24
  6. Step 6: Final answer
    x = 3,993.84

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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.