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Finding the Fourth Proportional to 4,433.59, 6,664.97 and 4,112.83

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Solution

The fourth proportional to 4,433.59, 6,664.97 and 4,112.83 is: 6,182.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,433.59 : 6,664.97 = 4,112.83 : x
  2. Step 2: Convert to fraction form
    4,433.59/6,664.97 = 4,112.83/x
  3. Step 3: Cross multiply
    4,433.59x = 6,664.97 × 4,112.83
  4. Step 4: Simplify right side
    4,433.59x = 27,411,888.57
  5. Step 5: Solve for x
    x = 27,411,888.57/4,433.59
  6. Step 6: Final answer
    x = 6,182.77

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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.