Home / 4,400.31-6,601.07-1,479.45

Finding the Fourth Proportional to 4,400.31, 6,601.07 and 1,479.45

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Solution

The fourth proportional to 4,400.31, 6,601.07 and 1,479.45 is: 2,219.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,400.31 : 6,601.07 = 1,479.45 : x
  2. Step 2: Convert to fraction form
    4,400.31/6,601.07 = 1,479.45/x
  3. Step 3: Cross multiply
    4,400.31x = 6,601.07 × 1,479.45
  4. Step 4: Simplify right side
    4,400.31x = 9,765,953.01
  5. Step 5: Solve for x
    x = 9,765,953.01/4,400.31
  6. Step 6: Final answer
    x = 2,219.38

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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.