Home / 3,724.96-5,588.88-1,777.36

Finding the Fourth Proportional to 3,724.96, 5,588.88 and 1,777.36

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Solution

The fourth proportional to 3,724.96, 5,588.88 and 1,777.36 is: 2,666.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,724.96 : 5,588.88 = 1,777.36 : x
  2. Step 2: Convert to fraction form
    3,724.96/5,588.88 = 1,777.36/x
  3. Step 3: Cross multiply
    3,724.96x = 5,588.88 × 1,777.36
  4. Step 4: Simplify right side
    3,724.96x = 9,933,451.76
  5. Step 5: Solve for x
    x = 9,933,451.76/3,724.96
  6. Step 6: Final answer
    x = 2,666.73

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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.