Home / 5,511.90-7,606.52-2,994.02

Finding the Fourth Proportional to 5,511.90, 7,606.52 and 2,994.02

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Solution

The fourth proportional to 5,511.90, 7,606.52 and 2,994.02 is: 4,131.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,511.90 : 7,606.52 = 2,994.02 : x
  2. Step 2: Convert to fraction form
    5,511.90/7,606.52 = 2,994.02/x
  3. Step 3: Cross multiply
    5,511.90x = 7,606.52 × 2,994.02
  4. Step 4: Simplify right side
    5,511.90x = 22,774,073.01
  5. Step 5: Solve for x
    x = 22,774,073.01/5,511.90
  6. Step 6: Final answer
    x = 4,131.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.