Home / 2,985.00-4,476.72-1,135.11

Finding the Fourth Proportional to 2,985.00, 4,476.72 and 1,135.11

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Solution

The fourth proportional to 2,985.00, 4,476.72 and 1,135.11 is: 1,702.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,985.00 : 4,476.72 = 1,135.11 : x
  2. Step 2: Convert to fraction form
    2,985.00/4,476.72 = 1,135.11/x
  3. Step 3: Cross multiply
    2,985.00x = 4,476.72 × 1,135.11
  4. Step 4: Simplify right side
    2,985.00x = 5,081,584.30
  5. Step 5: Solve for x
    x = 5,081,584.30/2,985.00
  6. Step 6: Final answer
    x = 1,702.37

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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.