Home / 6,127.20-9,186.30-2,427.60

Finding the Fourth Proportional to 6,127.20, 9,186.30 and 2,427.60

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Solution

The fourth proportional to 6,127.20, 9,186.30 and 2,427.60 is: 3,639.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,127.20 : 9,186.30 = 2,427.60 : x
  2. Step 2: Convert to fraction form
    6,127.20/9,186.30 = 2,427.60/x
  3. Step 3: Cross multiply
    6,127.20x = 9,186.30 × 2,427.60
  4. Step 4: Simplify right side
    6,127.20x = 22,300,661.88
  5. Step 5: Solve for x
    x = 22,300,661.88/6,127.20
  6. Step 6: Final answer
    x = 3,639.62

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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.