Home / 3,586.32-5,374.08-2,124

Finding the Fourth Proportional to 3,586.32, 5,374.08 and 2,124

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Solution

The fourth proportional to 3,586.32, 5,374.08 and 2,124 is: 3,182.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,586.32 : 5,374.08 = 2,124 : x
  2. Step 2: Convert to fraction form
    3,586.32/5,374.08 = 2,124/x
  3. Step 3: Cross multiply
    3,586.32x = 5,374.08 × 2,124
  4. Step 4: Simplify right side
    3,586.32x = 11,414,545.92
  5. Step 5: Solve for x
    x = 11,414,545.92/3,586.32
  6. Step 6: Final answer
    x = 3,182.80

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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.