Home / 8,310.83-12,463.54-2,762.68

Finding the Fourth Proportional to 8,310.83, 12,463.54 and 2,762.68

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Solution

The fourth proportional to 8,310.83, 12,463.54 and 2,762.68 is: 4,143.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,310.83 : 12,463.54 = 2,762.68 : x
  2. Step 2: Convert to fraction form
    8,310.83/12,463.54 = 2,762.68/x
  3. Step 3: Cross multiply
    8,310.83x = 12,463.54 × 2,762.68
  4. Step 4: Simplify right side
    8,310.83x = 34,432,772.69
  5. Step 5: Solve for x
    x = 34,432,772.69/8,310.83
  6. Step 6: Final answer
    x = 4,143.12

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1.5x scale

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.