Home / 3,257.72-4,887.04-1,065.90

Finding the Fourth Proportional to 3,257.72, 4,887.04 and 1,065.90

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Solution

The fourth proportional to 3,257.72, 4,887.04 and 1,065.90 is: 1,599.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,257.72 : 4,887.04 = 1,065.90 : x
  2. Step 2: Convert to fraction form
    3,257.72/4,887.04 = 1,065.90/x
  3. Step 3: Cross multiply
    3,257.72x = 4,887.04 × 1,065.90
  4. Step 4: Simplify right side
    3,257.72x = 5,209,095.94
  5. Step 5: Solve for x
    x = 5,209,095.94/3,257.72
  6. Step 6: Final answer
    x = 1,599.00

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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.