Home / 5,377.30-8,065.91-3,687.03

Finding the Fourth Proportional to 5,377.30, 8,065.91 and 3,687.03

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Solution

The fourth proportional to 5,377.30, 8,065.91 and 3,687.03 is: 5,530.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,377.30 : 8,065.91 = 3,687.03 : x
  2. Step 2: Convert to fraction form
    5,377.30/8,065.91 = 3,687.03/x
  3. Step 3: Cross multiply
    5,377.30x = 8,065.91 × 3,687.03
  4. Step 4: Simplify right side
    5,377.30x = 29,739,261.36
  5. Step 5: Solve for x
    x = 29,739,261.36/5,377.30
  6. Step 6: Final answer
    x = 5,530.52

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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.