Home / 6,276.20-9,410.52-2,115.04

Finding the Fourth Proportional to 6,276.20, 9,410.52 and 2,115.04

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Solution

The fourth proportional to 6,276.20, 9,410.52 and 2,115.04 is: 3,171.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,276.20 : 9,410.52 = 2,115.04 : x
  2. Step 2: Convert to fraction form
    6,276.20/9,410.52 = 2,115.04/x
  3. Step 3: Cross multiply
    6,276.20x = 9,410.52 × 2,115.04
  4. Step 4: Simplify right side
    6,276.20x = 19,903,626.22
  5. Step 5: Solve for x
    x = 19,903,626.22/6,276.20
  6. Step 6: Final answer
    x = 3,171.29

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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.