Home / 3,723.84-5,584.01-1,257.99

Finding the Fourth Proportional to 3,723.84, 5,584.01 and 1,257.99

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Solution

The fourth proportional to 3,723.84, 5,584.01 and 1,257.99 is: 1,886.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,723.84 : 5,584.01 = 1,257.99 : x
  2. Step 2: Convert to fraction form
    3,723.84/5,584.01 = 1,257.99/x
  3. Step 3: Cross multiply
    3,723.84x = 5,584.01 × 1,257.99
  4. Step 4: Simplify right side
    3,723.84x = 7,024,628.74
  5. Step 5: Solve for x
    x = 7,024,628.74/3,723.84
  6. Step 6: Final answer
    x = 1,886.40

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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.