Home / 6,132.80-9,200.40-2,622.80

Finding the Fourth Proportional to 6,132.80, 9,200.40 and 2,622.80

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Solution

The fourth proportional to 6,132.80, 9,200.40 and 2,622.80 is: 3,934.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,132.80 : 9,200.40 = 2,622.80 : x
  2. Step 2: Convert to fraction form
    6,132.80/9,200.40 = 2,622.80/x
  3. Step 3: Cross multiply
    6,132.80x = 9,200.40 × 2,622.80
  4. Step 4: Simplify right side
    6,132.80x = 24,130,809.12
  5. Step 5: Solve for x
    x = 24,130,809.12/6,132.80
  6. Step 6: Final answer
    x = 3,934.71

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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.