Home / 4,936.08-7,403.96-1,288.08

Finding the Fourth Proportional to 4,936.08, 7,403.96 and 1,288.08

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Solution

The fourth proportional to 4,936.08, 7,403.96 and 1,288.08 is: 1,932.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,936.08 : 7,403.96 = 1,288.08 : x
  2. Step 2: Convert to fraction form
    4,936.08/7,403.96 = 1,288.08/x
  3. Step 3: Cross multiply
    4,936.08x = 7,403.96 × 1,288.08
  4. Step 4: Simplify right side
    4,936.08x = 9,536,892.80
  5. Step 5: Solve for x
    x = 9,536,892.80/4,936.08
  6. Step 6: Final answer
    x = 1,932.08

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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.