Home / 3,756.54-5,179.84-3,073.06

Finding the Fourth Proportional to 3,756.54, 5,179.84 and 3,073.06

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Solution

The fourth proportional to 3,756.54, 5,179.84 and 3,073.06 is: 4,237.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,756.54 : 5,179.84 = 3,073.06 : x
  2. Step 2: Convert to fraction form
    3,756.54/5,179.84 = 3,073.06/x
  3. Step 3: Cross multiply
    3,756.54x = 5,179.84 × 3,073.06
  4. Step 4: Simplify right side
    3,756.54x = 15,917,959.11
  5. Step 5: Solve for x
    x = 15,917,959.11/3,756.54
  6. Step 6: Final answer
    x = 4,237.40

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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.