Home / 4,286.28-6,419.34-2,088.12

Finding the Fourth Proportional to 4,286.28, 6,419.34 and 2,088.12

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Solution

The fourth proportional to 4,286.28, 6,419.34 and 2,088.12 is: 3,127.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,286.28 : 6,419.34 = 2,088.12 : x
  2. Step 2: Convert to fraction form
    4,286.28/6,419.34 = 2,088.12/x
  3. Step 3: Cross multiply
    4,286.28x = 6,419.34 × 2,088.12
  4. Step 4: Simplify right side
    4,286.28x = 13,404,352.24
  5. Step 5: Solve for x
    x = 13,404,352.24/4,286.28
  6. Step 6: Final answer
    x = 3,127.27

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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.