Home / 5,663.28-8,493.60-2,152.56

Finding the Fourth Proportional to 5,663.28, 8,493.60 and 2,152.56

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Solution

The fourth proportional to 5,663.28, 8,493.60 and 2,152.56 is: 3,228.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,663.28 : 8,493.60 = 2,152.56 : x
  2. Step 2: Convert to fraction form
    5,663.28/8,493.60 = 2,152.56/x
  3. Step 3: Cross multiply
    5,663.28x = 8,493.60 × 2,152.56
  4. Step 4: Simplify right side
    5,663.28x = 18,282,983.62
  5. Step 5: Solve for x
    x = 18,282,983.62/5,663.28
  6. Step 6: Final answer
    x = 3,228.34

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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.