Home / 8,635.59-12,953.39-2,792.66

Finding the Fourth Proportional to 8,635.59, 12,953.39 and 2,792.66

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Solution

The fourth proportional to 8,635.59, 12,953.39 and 2,792.66 is: 4,188.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,635.59 : 12,953.39 = 2,792.66 : x
  2. Step 2: Convert to fraction form
    8,635.59/12,953.39 = 2,792.66/x
  3. Step 3: Cross multiply
    8,635.59x = 12,953.39 × 2,792.66
  4. Step 4: Simplify right side
    8,635.59x = 36,174,335.39
  5. Step 5: Solve for x
    x = 36,174,335.39/8,635.59
  6. Step 6: Final answer
    x = 4,188.98

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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.