Home / 5,473.31-8,205.08-2,009.75

Finding the Fourth Proportional to 5,473.31, 8,205.08 and 2,009.75

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Solution

The fourth proportional to 5,473.31, 8,205.08 and 2,009.75 is: 3,012.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,473.31 : 8,205.08 = 2,009.75 : x
  2. Step 2: Convert to fraction form
    5,473.31/8,205.08 = 2,009.75/x
  3. Step 3: Cross multiply
    5,473.31x = 8,205.08 × 2,009.75
  4. Step 4: Simplify right side
    5,473.31x = 16,490,108.46
  5. Step 5: Solve for x
    x = 16,490,108.46/5,473.31
  6. Step 6: Final answer
    x = 3,012.82

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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.