Home / 4,242.58-6,355.67-2,388.06

Finding the Fourth Proportional to 4,242.58, 6,355.67 and 2,388.06

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Solution

The fourth proportional to 4,242.58, 6,355.67 and 2,388.06 is: 3,577.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,242.58 : 6,355.67 = 2,388.06 : x
  2. Step 2: Convert to fraction form
    4,242.58/6,355.67 = 2,388.06/x
  3. Step 3: Cross multiply
    4,242.58x = 6,355.67 × 2,388.06
  4. Step 4: Simplify right side
    4,242.58x = 15,177,721.30
  5. Step 5: Solve for x
    x = 15,177,721.30/4,242.58
  6. Step 6: Final answer
    x = 3,577.47

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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.