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Finding the Fourth Proportional to 4,893.75, 6,753.38 and 2,798.01

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Solution

The fourth proportional to 4,893.75, 6,753.38 and 2,798.01 is: 3,861.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,893.75 : 6,753.38 = 2,798.01 : x
  2. Step 2: Convert to fraction form
    4,893.75/6,753.38 = 2,798.01/x
  3. Step 3: Cross multiply
    4,893.75x = 6,753.38 × 2,798.01
  4. Step 4: Simplify right side
    4,893.75x = 18,896,010.78
  5. Step 5: Solve for x
    x = 18,896,010.78/4,893.75
  6. Step 6: Final answer
    x = 3,861.25

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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.