Home / 6,143.28-9,215.34-2,246.64

Finding the Fourth Proportional to 6,143.28, 9,215.34 and 2,246.64

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Solution

The fourth proportional to 6,143.28, 9,215.34 and 2,246.64 is: 3,370.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,143.28 : 9,215.34 = 2,246.64 : x
  2. Step 2: Convert to fraction form
    6,143.28/9,215.34 = 2,246.64/x
  3. Step 3: Cross multiply
    6,143.28x = 9,215.34 × 2,246.64
  4. Step 4: Simplify right side
    6,143.28x = 20,703,551.46
  5. Step 5: Solve for x
    x = 20,703,551.46/6,143.28
  6. Step 6: Final answer
    x = 3,370.11

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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.