Home / 3,527.91-5,285.88-2,486.07

Finding the Fourth Proportional to 3,527.91, 5,285.88 and 2,486.07

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Solution

The fourth proportional to 3,527.91, 5,285.88 and 2,486.07 is: 3,724.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,527.91 : 5,285.88 = 2,486.07 : x
  2. Step 2: Convert to fraction form
    3,527.91/5,285.88 = 2,486.07/x
  3. Step 3: Cross multiply
    3,527.91x = 5,285.88 × 2,486.07
  4. Step 4: Simplify right side
    3,527.91x = 13,141,067.69
  5. Step 5: Solve for x
    x = 13,141,067.69/3,527.91
  6. Step 6: Final answer
    x = 3,724.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.