Home / 4,549.12-6,278.72-3,802.24

Finding the Fourth Proportional to 4,549.12, 6,278.72 and 3,802.24

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Solution

The fourth proportional to 4,549.12, 6,278.72 and 3,802.24 is: 5,247.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,549.12 : 6,278.72 = 3,802.24 : x
  2. Step 2: Convert to fraction form
    4,549.12/6,278.72 = 3,802.24/x
  3. Step 3: Cross multiply
    4,549.12x = 6,278.72 × 3,802.24
  4. Step 4: Simplify right side
    4,549.12x = 23,873,200.33
  5. Step 5: Solve for x
    x = 23,873,200.33/4,549.12
  6. Step 6: Final answer
    x = 5,247.87

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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.