Home / 4,814.63-7,218.81-3,166.17

Finding the Fourth Proportional to 4,814.63, 7,218.81 and 3,166.17

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Solution

The fourth proportional to 4,814.63, 7,218.81 and 3,166.17 is: 4,747.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,814.63 : 7,218.81 = 3,166.17 : x
  2. Step 2: Convert to fraction form
    4,814.63/7,218.81 = 3,166.17/x
  3. Step 3: Cross multiply
    4,814.63x = 7,218.81 × 3,166.17
  4. Step 4: Simplify right side
    4,814.63x = 22,855,979.66
  5. Step 5: Solve for x
    x = 22,855,979.66/4,814.63
  6. Step 6: Final answer
    x = 4,747.20

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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.