Home / 5,213.19-7,817.82-1,702.37

Finding the Fourth Proportional to 5,213.19, 7,817.82 and 1,702.37

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Solution

The fourth proportional to 5,213.19, 7,817.82 and 1,702.37 is: 2,552.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,213.19 : 7,817.82 = 1,702.37 : x
  2. Step 2: Convert to fraction form
    5,213.19/7,817.82 = 1,702.37/x
  3. Step 3: Cross multiply
    5,213.19x = 7,817.82 × 1,702.37
  4. Step 4: Simplify right side
    5,213.19x = 13,308,783.14
  5. Step 5: Solve for x
    x = 13,308,783.14/5,213.19
  6. Step 6: Final answer
    x = 2,552.91

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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.