Home / 6,271.40-9,404.34-3,150.20

Finding the Fourth Proportional to 6,271.40, 9,404.34 and 3,150.20

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Solution

The fourth proportional to 6,271.40, 9,404.34 and 3,150.20 is: 4,723.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,271.40 : 9,404.34 = 3,150.20 : x
  2. Step 2: Convert to fraction form
    6,271.40/9,404.34 = 3,150.20/x
  3. Step 3: Cross multiply
    6,271.40x = 9,404.34 × 3,150.20
  4. Step 4: Simplify right side
    6,271.40x = 29,625,551.87
  5. Step 5: Solve for x
    x = 29,625,551.87/6,271.40
  6. Step 6: Final answer
    x = 4,723.91

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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.