Home / 5,664.34-7,816.62-3,180.34

Finding the Fourth Proportional to 5,664.34, 7,816.62 and 3,180.34

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Solution

The fourth proportional to 5,664.34, 7,816.62 and 3,180.34 is: 4,388.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,664.34 : 7,816.62 = 3,180.34 : x
  2. Step 2: Convert to fraction form
    5,664.34/7,816.62 = 3,180.34/x
  3. Step 3: Cross multiply
    5,664.34x = 7,816.62 × 3,180.34
  4. Step 4: Simplify right side
    5,664.34x = 24,859,509.25
  5. Step 5: Solve for x
    x = 24,859,509.25/5,664.34
  6. Step 6: Final answer
    x = 4,388.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.