Home / 5,490.13-8,232.77-3,944.65

Finding the Fourth Proportional to 5,490.13, 8,232.77 and 3,944.65

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Solution

The fourth proportional to 5,490.13, 8,232.77 and 3,944.65 is: 5,915.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,490.13 : 8,232.77 = 3,944.65 : x
  2. Step 2: Convert to fraction form
    5,490.13/8,232.77 = 3,944.65/x
  3. Step 3: Cross multiply
    5,490.13x = 8,232.77 × 3,944.65
  4. Step 4: Simplify right side
    5,490.13x = 32,475,396.18
  5. Step 5: Solve for x
    x = 32,475,396.18/5,490.13
  6. Step 6: Final answer
    x = 5,915.23

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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.