Home / 8,814.17-12,163.94-5,276.70

Finding the Fourth Proportional to 8,814.17, 12,163.94 and 5,276.70

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Solution

The fourth proportional to 8,814.17, 12,163.94 and 5,276.70 is: 7,282.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,814.17 : 12,163.94 = 5,276.70 : x
  2. Step 2: Convert to fraction form
    8,814.17/12,163.94 = 5,276.70/x
  3. Step 3: Cross multiply
    8,814.17x = 12,163.94 × 5,276.70
  4. Step 4: Simplify right side
    8,814.17x = 64,185,435.81
  5. Step 5: Solve for x
    x = 64,185,435.81/8,814.17
  6. Step 6: Final answer
    x = 7,282.07

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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.