Home / 6,444.05-8,890.71-3,792.11

Finding the Fourth Proportional to 6,444.05, 8,890.71 and 3,792.11

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Solution

The fourth proportional to 6,444.05, 8,890.71 and 3,792.11 is: 5,231.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,444.05 : 8,890.71 = 3,792.11 : x
  2. Step 2: Convert to fraction form
    6,444.05/8,890.71 = 3,792.11/x
  3. Step 3: Cross multiply
    6,444.05x = 8,890.71 × 3,792.11
  4. Step 4: Simplify right side
    6,444.05x = 33,714,550.30
  5. Step 5: Solve for x
    x = 33,714,550.30/6,444.05
  6. Step 6: Final answer
    x = 5,231.89

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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.