Home / 5,747.04-8,619.84-2,281.68

Finding the Fourth Proportional to 5,747.04, 8,619.84 and 2,281.68

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Solution

The fourth proportional to 5,747.04, 8,619.84 and 2,281.68 is: 3,422.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,747.04 : 8,619.84 = 2,281.68 : x
  2. Step 2: Convert to fraction form
    5,747.04/8,619.84 = 2,281.68/x
  3. Step 3: Cross multiply
    5,747.04x = 8,619.84 × 2,281.68
  4. Step 4: Simplify right side
    5,747.04x = 19,667,716.53
  5. Step 5: Solve for x
    x = 19,667,716.53/5,747.04
  6. Step 6: Final answer
    x = 3,422.23

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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.