Home / 2,906.20-4,358.67-1,346.28

Finding the Fourth Proportional to 2,906.20, 4,358.67 and 1,346.28

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Solution

The fourth proportional to 2,906.20, 4,358.67 and 1,346.28 is: 2,019.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,906.20 : 4,358.67 = 1,346.28 : x
  2. Step 2: Convert to fraction form
    2,906.20/4,358.67 = 1,346.28/x
  3. Step 3: Cross multiply
    2,906.20x = 4,358.67 × 1,346.28
  4. Step 4: Simplify right side
    2,906.20x = 5,867,990.25
  5. Step 5: Solve for x
    x = 5,867,990.25/2,906.20
  6. Step 6: Final answer
    x = 2,019.13

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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.