Home / 5,511.70-7,606.16-2,993.85

Finding the Fourth Proportional to 5,511.70, 7,606.16 and 2,993.85

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Solution

The fourth proportional to 5,511.70, 7,606.16 and 2,993.85 is: 4,131.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,511.70 : 7,606.16 = 2,993.85 : x
  2. Step 2: Convert to fraction form
    5,511.70/7,606.16 = 2,993.85/x
  3. Step 3: Cross multiply
    5,511.70x = 7,606.16 × 2,993.85
  4. Step 4: Simplify right side
    5,511.70x = 22,771,702.12
  5. Step 5: Solve for x
    x = 22,771,702.12/5,511.70
  6. Step 6: Final answer
    x = 4,131.52

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1.5x scale

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.