Home / 5,660.28-8,487.78-2,150.94

Finding the Fourth Proportional to 5,660.28, 8,487.78 and 2,150.94

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Solution

The fourth proportional to 5,660.28, 8,487.78 and 2,150.94 is: 3,225.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,660.28 : 8,487.78 = 2,150.94 : x
  2. Step 2: Convert to fraction form
    5,660.28/8,487.78 = 2,150.94/x
  3. Step 3: Cross multiply
    5,660.28x = 8,487.78 × 2,150.94
  4. Step 4: Simplify right side
    5,660.28x = 18,256,705.51
  5. Step 5: Solve for x
    x = 18,256,705.51/5,660.28
  6. Step 6: Final answer
    x = 3,225.41

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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.