Home / 8,286.50-11,435.38-4,560.50

Finding the Fourth Proportional to 8,286.50, 11,435.38 and 4,560.50

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Solution

The fourth proportional to 8,286.50, 11,435.38 and 4,560.50 is: 6,293.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,286.50 : 11,435.38 = 4,560.50 : x
  2. Step 2: Convert to fraction form
    8,286.50/11,435.38 = 4,560.50/x
  3. Step 3: Cross multiply
    8,286.50x = 11,435.38 × 4,560.50
  4. Step 4: Simplify right side
    8,286.50x = 52,151,050.49
  5. Step 5: Solve for x
    x = 52,151,050.49/8,286.50
  6. Step 6: Final answer
    x = 6,293.50

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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.