Home / 8,015.20-11,062.22-4,660.16

Finding the Fourth Proportional to 8,015.20, 11,062.22 and 4,660.16

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Solution

The fourth proportional to 8,015.20, 11,062.22 and 4,660.16 is: 6,431.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,015.20 : 11,062.22 = 4,660.16 : x
  2. Step 2: Convert to fraction form
    8,015.20/11,062.22 = 4,660.16/x
  3. Step 3: Cross multiply
    8,015.20x = 11,062.22 × 4,660.16
  4. Step 4: Simplify right side
    8,015.20x = 51,551,715.16
  5. Step 5: Solve for x
    x = 51,551,715.16/8,015.20
  6. Step 6: Final answer
    x = 6,431.74

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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.