Home / 5,180.71-7,772.58-2,409.04

Finding the Fourth Proportional to 5,180.71, 7,772.58 and 2,409.04

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Solution

The fourth proportional to 5,180.71, 7,772.58 and 2,409.04 is: 3,614.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,180.71 : 7,772.58 = 2,409.04 : x
  2. Step 2: Convert to fraction form
    5,180.71/7,772.58 = 2,409.04/x
  3. Step 3: Cross multiply
    5,180.71x = 7,772.58 × 2,409.04
  4. Step 4: Simplify right side
    5,180.71x = 18,724,456.12
  5. Step 5: Solve for x
    x = 18,724,456.12/5,180.71
  6. Step 6: Final answer
    x = 3,614.26

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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.