Home / 6,104.92-8,420.34-3,867.16

Finding the Fourth Proportional to 6,104.92, 8,420.34 and 3,867.16

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Solution

The fourth proportional to 6,104.92, 8,420.34 and 3,867.16 is: 5,333.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,104.92 : 8,420.34 = 3,867.16 : x
  2. Step 2: Convert to fraction form
    6,104.92/8,420.34 = 3,867.16/x
  3. Step 3: Cross multiply
    6,104.92x = 8,420.34 × 3,867.16
  4. Step 4: Simplify right side
    6,104.92x = 32,562,802.03
  5. Step 5: Solve for x
    x = 32,562,802.03/6,104.92
  6. Step 6: Final answer
    x = 5,333.86

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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.