Home / 3,173.98-4,762.32-1,227.55

Finding the Fourth Proportional to 3,173.98, 4,762.32 and 1,227.55

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Solution

The fourth proportional to 3,173.98, 4,762.32 and 1,227.55 is: 1,841.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,173.98 : 4,762.32 = 1,227.55 : x
  2. Step 2: Convert to fraction form
    3,173.98/4,762.32 = 1,227.55/x
  3. Step 3: Cross multiply
    3,173.98x = 4,762.32 × 1,227.55
  4. Step 4: Simplify right side
    3,173.98x = 5,845,985.92
  5. Step 5: Solve for x
    x = 5,845,985.92/3,173.98
  6. Step 6: Final answer
    x = 1,841.85

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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.