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Finding the Fourth Proportional to 5,301.92, 7,316.88 and 2,944.08

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Solution

The fourth proportional to 5,301.92, 7,316.88 and 2,944.08 is: 4,062.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,301.92 : 7,316.88 = 2,944.08 : x
  2. Step 2: Convert to fraction form
    5,301.92/7,316.88 = 2,944.08/x
  3. Step 3: Cross multiply
    5,301.92x = 7,316.88 × 2,944.08
  4. Step 4: Simplify right side
    5,301.92x = 21,541,480.07
  5. Step 5: Solve for x
    x = 21,541,480.07/5,301.92
  6. Step 6: Final answer
    x = 4,062.96

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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.