Home / 7,383.98-11,072.72-2,702.78

Finding the Fourth Proportional to 7,383.98, 11,072.72 and 2,702.78

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Solution

The fourth proportional to 7,383.98, 11,072.72 and 2,702.78 is: 4,052.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,383.98 : 11,072.72 = 2,702.78 : x
  2. Step 2: Convert to fraction form
    7,383.98/11,072.72 = 2,702.78/x
  3. Step 3: Cross multiply
    7,383.98x = 11,072.72 × 2,702.78
  4. Step 4: Simplify right side
    7,383.98x = 29,927,077.55
  5. Step 5: Solve for x
    x = 29,927,077.55/7,383.98
  6. Step 6: Final answer
    x = 4,052.97

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1.5x scale

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.