Home / 4,432.32-6,118.74-3,105.54

Finding the Fourth Proportional to 4,432.32, 6,118.74 and 3,105.54

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Solution

The fourth proportional to 4,432.32, 6,118.74 and 3,105.54 is: 4,287.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,432.32 : 6,118.74 = 3,105.54 : x
  2. Step 2: Convert to fraction form
    4,432.32/6,118.74 = 3,105.54/x
  3. Step 3: Cross multiply
    4,432.32x = 6,118.74 × 3,105.54
  4. Step 4: Simplify right side
    4,432.32x = 19,001,991.82
  5. Step 5: Solve for x
    x = 19,001,991.82/4,432.32
  6. Step 6: Final answer
    x = 4,287.14

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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.