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Finding the Fourth Proportional to 4,068.60, 6,102.90 and 3,606.90

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Solution

The fourth proportional to 4,068.60, 6,102.90 and 3,606.90 is: 5,410.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,068.60 : 6,102.90 = 3,606.90 : x
  2. Step 2: Convert to fraction form
    4,068.60/6,102.90 = 3,606.90/x
  3. Step 3: Cross multiply
    4,068.60x = 6,102.90 × 3,606.90
  4. Step 4: Simplify right side
    4,068.60x = 22,012,550.01
  5. Step 5: Solve for x
    x = 22,012,550.01/4,068.60
  6. Step 6: Final answer
    x = 5,410.35

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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.