Home / 6,272.80-9,410.16-2,112.48

Finding the Fourth Proportional to 6,272.80, 9,410.16 and 2,112.48

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Solution

The fourth proportional to 6,272.80, 9,410.16 and 2,112.48 is: 3,169.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,272.80 : 9,410.16 = 2,112.48 : x
  2. Step 2: Convert to fraction form
    6,272.80/9,410.16 = 2,112.48/x
  3. Step 3: Cross multiply
    6,272.80x = 9,410.16 × 2,112.48
  4. Step 4: Simplify right side
    6,272.80x = 19,878,774.80
  5. Step 5: Solve for x
    x = 19,878,774.80/6,272.80
  6. Step 6: Final answer
    x = 3,169.04

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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.