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Finding the Fourth Proportional to 4,998.75, 7,502.74 and 2,535.30

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Solution

The fourth proportional to 4,998.75, 7,502.74 and 2,535.30 is: 3,805.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,998.75 : 7,502.74 = 2,535.30 : x
  2. Step 2: Convert to fraction form
    4,998.75/7,502.74 = 2,535.30/x
  3. Step 3: Cross multiply
    4,998.75x = 7,502.74 × 2,535.30
  4. Step 4: Simplify right side
    4,998.75x = 19,021,713.96
  5. Step 5: Solve for x
    x = 19,021,713.96/4,998.75
  6. Step 6: Final answer
    x = 3,805.29

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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.