Home / 3,001.22-4,495.70-1,764.90

Finding the Fourth Proportional to 3,001.22, 4,495.70 and 1,764.90

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Solution

The fourth proportional to 3,001.22, 4,495.70 and 1,764.90 is: 2,643.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,001.22 : 4,495.70 = 1,764.90 : x
  2. Step 2: Convert to fraction form
    3,001.22/4,495.70 = 1,764.90/x
  3. Step 3: Cross multiply
    3,001.22x = 4,495.70 × 1,764.90
  4. Step 4: Simplify right side
    3,001.22x = 7,934,460.93
  5. Step 5: Solve for x
    x = 7,934,460.93/3,001.22
  6. Step 6: Final answer
    x = 2,643.75

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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.