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Finding the Fourth Proportional to 5,173.67, 7,753.62 and 1,883.66

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Solution

The fourth proportional to 5,173.67, 7,753.62 and 1,883.66 is: 2,822.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,173.67 : 7,753.62 = 1,883.66 : x
  2. Step 2: Convert to fraction form
    5,173.67/7,753.62 = 1,883.66/x
  3. Step 3: Cross multiply
    5,173.67x = 7,753.62 × 1,883.66
  4. Step 4: Simplify right side
    5,173.67x = 14,605,152.14
  5. Step 5: Solve for x
    x = 14,605,152.14/5,173.67
  6. Step 6: Final answer
    x = 2,822.98

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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.