Home / 6,745.20-10,096.20-5,276.40

Finding the Fourth Proportional to 6,745.20, 10,096.20 and 5,276.40

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Solution

The fourth proportional to 6,745.20, 10,096.20 and 5,276.40 is: 7,897.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,745.20 : 10,096.20 = 5,276.40 : x
  2. Step 2: Convert to fraction form
    6,745.20/10,096.20 = 5,276.40/x
  3. Step 3: Cross multiply
    6,745.20x = 10,096.20 × 5,276.40
  4. Step 4: Simplify right side
    6,745.20x = 53,271,589.68
  5. Step 5: Solve for x
    x = 53,271,589.68/6,745.20
  6. Step 6: Final answer
    x = 7,897.70

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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.