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Finding the Fourth Proportional to 4,997.73, 7,497.65 and 1,877.68

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Solution

The fourth proportional to 4,997.73, 7,497.65 and 1,877.68 is: 2,816.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,997.73 : 7,497.65 = 1,877.68 : x
  2. Step 2: Convert to fraction form
    4,997.73/7,497.65 = 1,877.68/x
  3. Step 3: Cross multiply
    4,997.73x = 7,497.65 × 1,877.68
  4. Step 4: Simplify right side
    4,997.73x = 14,078,187.45
  5. Step 5: Solve for x
    x = 14,078,187.45/4,997.73
  6. Step 6: Final answer
    x = 2,816.92

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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.