Home / 4,399.93-6,590.71-2,639.35

Finding the Fourth Proportional to 4,399.93, 6,590.71 and 2,639.35

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Solution

The fourth proportional to 4,399.93, 6,590.71 and 2,639.35 is: 3,953.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,399.93 : 6,590.71 = 2,639.35 : x
  2. Step 2: Convert to fraction form
    4,399.93/6,590.71 = 2,639.35/x
  3. Step 3: Cross multiply
    4,399.93x = 6,590.71 × 2,639.35
  4. Step 4: Simplify right side
    4,399.93x = 17,395,190.44
  5. Step 5: Solve for x
    x = 17,395,190.44/4,399.93
  6. Step 6: Final answer
    x = 3,953.52

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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.