Home / 5,584.40-7,705.48-3,225.68

Finding the Fourth Proportional to 5,584.40, 7,705.48 and 3,225.68

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Solution

The fourth proportional to 5,584.40, 7,705.48 and 3,225.68 is: 4,450.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,584.40 : 7,705.48 = 3,225.68 : x
  2. Step 2: Convert to fraction form
    5,584.40/7,705.48 = 3,225.68/x
  3. Step 3: Cross multiply
    5,584.40x = 7,705.48 × 3,225.68
  4. Step 4: Simplify right side
    5,584.40x = 24,855,412.73
  5. Step 5: Solve for x
    x = 24,855,412.73/5,584.40
  6. Step 6: Final answer
    x = 4,450.87

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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.