Home / 5,803.46-8,008.78-3,150.87

Finding the Fourth Proportional to 5,803.46, 8,008.78 and 3,150.87

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Solution

The fourth proportional to 5,803.46, 8,008.78 and 3,150.87 is: 4,348.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,803.46 : 8,008.78 = 3,150.87 : x
  2. Step 2: Convert to fraction form
    5,803.46/8,008.78 = 3,150.87/x
  3. Step 3: Cross multiply
    5,803.46x = 8,008.78 × 3,150.87
  4. Step 4: Simplify right side
    5,803.46x = 25,234,624.64
  5. Step 5: Solve for x
    x = 25,234,624.64/5,803.46
  6. Step 6: Final answer
    x = 4,348.20

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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.