Home / 5,603.80-8,405.36-2,482.89

Finding the Fourth Proportional to 5,603.80, 8,405.36 and 2,482.89

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Solution

The fourth proportional to 5,603.80, 8,405.36 and 2,482.89 is: 3,724.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,603.80 : 8,405.36 = 2,482.89 : x
  2. Step 2: Convert to fraction form
    5,603.80/8,405.36 = 2,482.89/x
  3. Step 3: Cross multiply
    5,603.80x = 8,405.36 × 2,482.89
  4. Step 4: Simplify right side
    5,603.80x = 20,869,584.29
  5. Step 5: Solve for x
    x = 20,869,584.29/5,603.80
  6. Step 6: Final answer
    x = 3,724.18

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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.