Home / 2,847.95-4,272.68-1,204.56

Finding the Fourth Proportional to 2,847.95, 4,272.68 and 1,204.56

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Solution

The fourth proportional to 2,847.95, 4,272.68 and 1,204.56 is: 1,807.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,847.95 : 4,272.68 = 1,204.56 : x
  2. Step 2: Convert to fraction form
    2,847.95/4,272.68 = 1,204.56/x
  3. Step 3: Cross multiply
    2,847.95x = 4,272.68 × 1,204.56
  4. Step 4: Simplify right side
    2,847.95x = 5,146,693.40
  5. Step 5: Solve for x
    x = 5,146,693.40/2,847.95
  6. Step 6: Final answer
    x = 1,807.16

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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.