Home / 5,660.37-8,487.59-3,157.85

Finding the Fourth Proportional to 5,660.37, 8,487.59 and 3,157.85

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Solution

The fourth proportional to 5,660.37, 8,487.59 and 3,157.85 is: 4,735.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,660.37 : 8,487.59 = 3,157.85 : x
  2. Step 2: Convert to fraction form
    5,660.37/8,487.59 = 3,157.85/x
  3. Step 3: Cross multiply
    5,660.37x = 8,487.59 × 3,157.85
  4. Step 4: Simplify right side
    5,660.37x = 26,802,477.85
  5. Step 5: Solve for x
    x = 26,802,477.85/5,660.37
  6. Step 6: Final answer
    x = 4,735.11

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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.