Home / 3,325.90-4,989.00-1,134.65

Finding the Fourth Proportional to 3,325.90, 4,989.00 and 1,134.65

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Solution

The fourth proportional to 3,325.90, 4,989.00 and 1,134.65 is: 1,702.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,325.90 : 4,989.00 = 1,134.65 : x
  2. Step 2: Convert to fraction form
    3,325.90/4,989.00 = 1,134.65/x
  3. Step 3: Cross multiply
    3,325.90x = 4,989.00 × 1,134.65
  4. Step 4: Simplify right side
    3,325.90x = 5,660,766.87
  5. Step 5: Solve for x
    x = 5,660,766.87/3,325.90
  6. Step 6: Final answer
    x = 1,702.02

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1.5x scale

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.