Home / 8,056.87-11,118.18-4,520.28

Finding the Fourth Proportional to 8,056.87, 11,118.18 and 4,520.28

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Solution

The fourth proportional to 8,056.87, 11,118.18 and 4,520.28 is: 6,237.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,056.87 : 11,118.18 = 4,520.28 : x
  2. Step 2: Convert to fraction form
    8,056.87/11,118.18 = 4,520.28/x
  3. Step 3: Cross multiply
    8,056.87x = 11,118.18 × 4,520.28
  4. Step 4: Simplify right side
    8,056.87x = 50,257,231.10
  5. Step 5: Solve for x
    x = 50,257,231.10/8,056.87
  6. Step 6: Final answer
    x = 6,237.81

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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.