Home / 4,438.10-6,657.84-1,664.39

Finding the Fourth Proportional to 4,438.10, 6,657.84 and 1,664.39

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Solution

The fourth proportional to 4,438.10, 6,657.84 and 1,664.39 is: 2,496.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,438.10 : 6,657.84 = 1,664.39 : x
  2. Step 2: Convert to fraction form
    4,438.10/6,657.84 = 1,664.39/x
  3. Step 3: Cross multiply
    4,438.10x = 6,657.84 × 1,664.39
  4. Step 4: Simplify right side
    4,438.10x = 11,081,242.32
  5. Step 5: Solve for x
    x = 11,081,242.32/4,438.10
  6. Step 6: Final answer
    x = 2,496.84

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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.