Home / 5,350.16-7,382.88-2,992.28

Finding the Fourth Proportional to 5,350.16, 7,382.88 and 2,992.28

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Solution

The fourth proportional to 5,350.16, 7,382.88 and 2,992.28 is: 4,129.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,350.16 : 7,382.88 = 2,992.28 : x
  2. Step 2: Convert to fraction form
    5,350.16/7,382.88 = 2,992.28/x
  3. Step 3: Cross multiply
    5,350.16x = 7,382.88 × 2,992.28
  4. Step 4: Simplify right side
    5,350.16x = 22,091,644.17
  5. Step 5: Solve for x
    x = 22,091,644.17/5,350.16
  6. Step 6: Final answer
    x = 4,129.16

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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.