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Finding the Fourth Proportional to 4,680.08, 7,009.08 and 3,703.28

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Solution

The fourth proportional to 4,680.08, 7,009.08 and 3,703.28 is: 5,546.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,680.08 : 7,009.08 = 3,703.28 : x
  2. Step 2: Convert to fraction form
    4,680.08/7,009.08 = 3,703.28/x
  3. Step 3: Cross multiply
    4,680.08x = 7,009.08 × 3,703.28
  4. Step 4: Simplify right side
    4,680.08x = 25,956,585.78
  5. Step 5: Solve for x
    x = 25,956,585.78/4,680.08
  6. Step 6: Final answer
    x = 5,546.18

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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.