Home / 8,533.10-12,799.66-2,690.17

Finding the Fourth Proportional to 8,533.10, 12,799.66 and 2,690.17

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Solution

The fourth proportional to 8,533.10, 12,799.66 and 2,690.17 is: 4,035.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,533.10 : 12,799.66 = 2,690.17 : x
  2. Step 2: Convert to fraction form
    8,533.10/12,799.66 = 2,690.17/x
  3. Step 3: Cross multiply
    8,533.10x = 12,799.66 × 2,690.17
  4. Step 4: Simplify right side
    8,533.10x = 34,433,183.89
  5. Step 5: Solve for x
    x = 34,433,183.89/8,533.10
  6. Step 6: Final answer
    x = 4,035.25

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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.