Home / 4,047.17-5,585.06-2,278.77

Finding the Fourth Proportional to 4,047.17, 5,585.06 and 2,278.77

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Solution

The fourth proportional to 4,047.17, 5,585.06 and 2,278.77 is: 3,144.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,047.17 : 5,585.06 = 2,278.77 : x
  2. Step 2: Convert to fraction form
    4,047.17/5,585.06 = 2,278.77/x
  3. Step 3: Cross multiply
    4,047.17x = 5,585.06 × 2,278.77
  4. Step 4: Simplify right side
    4,047.17x = 12,727,067.18
  5. Step 5: Solve for x
    x = 12,727,067.18/4,047.17
  6. Step 6: Final answer
    x = 3,144.68

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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.