Home / 3,724.24-5,586.32-1,415.74

Finding the Fourth Proportional to 3,724.24, 5,586.32 and 1,415.74

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Solution

The fourth proportional to 3,724.24, 5,586.32 and 1,415.74 is: 2,123.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,724.24 : 5,586.32 = 1,415.74 : x
  2. Step 2: Convert to fraction form
    3,724.24/5,586.32 = 1,415.74/x
  3. Step 3: Cross multiply
    3,724.24x = 5,586.32 × 1,415.74
  4. Step 4: Simplify right side
    3,724.24x = 7,908,776.68
  5. Step 5: Solve for x
    x = 7,908,776.68/3,724.24
  6. Step 6: Final answer
    x = 2,123.59

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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.