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Finding the Fourth Proportional to 5,804.64, 8,706.96 and 2,107.08

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Solution

The fourth proportional to 5,804.64, 8,706.96 and 2,107.08 is: 3,160.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,804.64 : 8,706.96 = 2,107.08 : x
  2. Step 2: Convert to fraction form
    5,804.64/8,706.96 = 2,107.08/x
  3. Step 3: Cross multiply
    5,804.64x = 8,706.96 × 2,107.08
  4. Step 4: Simplify right side
    5,804.64x = 18,346,261.28
  5. Step 5: Solve for x
    x = 18,346,261.28/5,804.64
  6. Step 6: Final answer
    x = 3,160.62

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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.