Home / 8,323.24-12,482.70-4,160.20

Finding the Fourth Proportional to 8,323.24, 12,482.70 and 4,160.20

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Solution

The fourth proportional to 8,323.24, 12,482.70 and 4,160.20 is: 6,239.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,323.24 : 12,482.70 = 4,160.20 : x
  2. Step 2: Convert to fraction form
    8,323.24/12,482.70 = 4,160.20/x
  3. Step 3: Cross multiply
    8,323.24x = 12,482.70 × 4,160.20
  4. Step 4: Simplify right side
    8,323.24x = 51,930,528.54
  5. Step 5: Solve for x
    x = 51,930,528.54/8,323.24
  6. Step 6: Final answer
    x = 6,239.22

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