Home / 5,200.89-7,177.62-2,962.86

Finding the Fourth Proportional to 5,200.89, 7,177.62 and 2,962.86

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Solution

The fourth proportional to 5,200.89, 7,177.62 and 2,962.86 is: 4,088.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,200.89 : 7,177.62 = 2,962.86 : x
  2. Step 2: Convert to fraction form
    5,200.89/7,177.62 = 2,962.86/x
  3. Step 3: Cross multiply
    5,200.89x = 7,177.62 × 2,962.86
  4. Step 4: Simplify right side
    5,200.89x = 21,266,283.19
  5. Step 5: Solve for x
    x = 21,266,283.19/5,200.89
  6. Step 6: Final answer
    x = 4,088.97

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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.