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Finding the Fourth Proportional to 5,356.08, 7,390.92 and 2,966.16

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Solution

The fourth proportional to 5,356.08, 7,390.92 and 2,966.16 is: 4,093.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,356.08 : 7,390.92 = 2,966.16 : x
  2. Step 2: Convert to fraction form
    5,356.08/7,390.92 = 2,966.16/x
  3. Step 3: Cross multiply
    5,356.08x = 7,390.92 × 2,966.16
  4. Step 4: Simplify right side
    5,356.08x = 21,922,651.27
  5. Step 5: Solve for x
    x = 21,922,651.27/5,356.08
  6. Step 6: Final answer
    x = 4,093.04

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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.