Home / 6,754.20-10,131.30-5,890.20

Finding the Fourth Proportional to 6,754.20, 10,131.30 and 5,890.20

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Solution

The fourth proportional to 6,754.20, 10,131.30 and 5,890.20 is: 8,835.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,754.20 : 10,131.30 = 5,890.20 : x
  2. Step 2: Convert to fraction form
    6,754.20/10,131.30 = 5,890.20/x
  3. Step 3: Cross multiply
    6,754.20x = 10,131.30 × 5,890.20
  4. Step 4: Simplify right side
    6,754.20x = 59,675,383.26
  5. Step 5: Solve for x
    x = 59,675,383.26/6,754.20
  6. Step 6: Final answer
    x = 8,835.30

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Similar ratio
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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.