Home / 4,549.30-6,825.62-1,917.47

Finding the Fourth Proportional to 4,549.30, 6,825.62 and 1,917.47

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Solution

The fourth proportional to 4,549.30, 6,825.62 and 1,917.47 is: 2,876.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,549.30 : 6,825.62 = 1,917.47 : x
  2. Step 2: Convert to fraction form
    4,549.30/6,825.62 = 1,917.47/x
  3. Step 3: Cross multiply
    4,549.30x = 6,825.62 × 1,917.47
  4. Step 4: Simplify right side
    4,549.30x = 13,087,877.87
  5. Step 5: Solve for x
    x = 13,087,877.87/4,549.30
  6. Step 6: Final answer
    x = 2,876.90

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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.