Home / 3,239.93-4,861.85-1,159.77

Finding the Fourth Proportional to 3,239.93, 4,861.85 and 1,159.77

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Solution

The fourth proportional to 3,239.93, 4,861.85 and 1,159.77 is: 1,740.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,239.93 : 4,861.85 = 1,159.77 : x
  2. Step 2: Convert to fraction form
    3,239.93/4,861.85 = 1,159.77/x
  3. Step 3: Cross multiply
    3,239.93x = 4,861.85 × 1,159.77
  4. Step 4: Simplify right side
    3,239.93x = 5,638,621.98
  5. Step 5: Solve for x
    x = 5,638,621.98/3,239.93
  6. Step 6: Final answer
    x = 1,740.36

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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.