Home / 5,324.92-7,346.76-3,086.36

Finding the Fourth Proportional to 5,324.92, 7,346.76 and 3,086.36

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Solution

The fourth proportional to 5,324.92, 7,346.76 and 3,086.36 is: 4,258.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,324.92 : 7,346.76 = 3,086.36 : x
  2. Step 2: Convert to fraction form
    5,324.92/7,346.76 = 3,086.36/x
  3. Step 3: Cross multiply
    5,324.92x = 7,346.76 × 3,086.36
  4. Step 4: Simplify right side
    5,324.92x = 22,674,746.19
  5. Step 5: Solve for x
    x = 22,674,746.19/5,324.92
  6. Step 6: Final answer
    x = 4,258.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.