Home / 3,199.95-4,800.08-1,008.85

Finding the Fourth Proportional to 3,199.95, 4,800.08 and 1,008.85

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Solution

The fourth proportional to 3,199.95, 4,800.08 and 1,008.85 is: 1,513.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,199.95 : 4,800.08 = 1,008.85 : x
  2. Step 2: Convert to fraction form
    3,199.95/4,800.08 = 1,008.85/x
  3. Step 3: Cross multiply
    3,199.95x = 4,800.08 × 1,008.85
  4. Step 4: Simplify right side
    3,199.95x = 4,842,543.66
  5. Step 5: Solve for x
    x = 4,842,543.66/3,199.95
  6. Step 6: Final answer
    x = 1,513.32

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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.