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Finding the Fourth Proportional to 7,097.54, 10,646.32 and 3,976.08

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Solution

The fourth proportional to 7,097.54, 10,646.32 and 3,976.08 is: 5,964.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,097.54 : 10,646.32 = 3,976.08 : x
  2. Step 2: Convert to fraction form
    7,097.54/10,646.32 = 3,976.08/x
  3. Step 3: Cross multiply
    7,097.54x = 10,646.32 × 3,976.08
  4. Step 4: Simplify right side
    7,097.54x = 42,330,620.03
  5. Step 5: Solve for x
    x = 42,330,620.03/7,097.54
  6. Step 6: Final answer
    x = 5,964.13

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Similar ratio
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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.