Home / 4,047.13-5,585.07-2,278.77

Finding the Fourth Proportional to 4,047.13, 5,585.07 and 2,278.77

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Solution

The fourth proportional to 4,047.13, 5,585.07 and 2,278.77 is: 3,144.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,047.13 : 5,585.07 = 2,278.77 : x
  2. Step 2: Convert to fraction form
    4,047.13/5,585.07 = 2,278.77/x
  3. Step 3: Cross multiply
    4,047.13x = 5,585.07 × 2,278.77
  4. Step 4: Simplify right side
    4,047.13x = 12,727,089.96
  5. Step 5: Solve for x
    x = 12,727,089.96/4,047.13
  6. Step 6: Final answer
    x = 3,144.72

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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.