Home / 3,349.83-4,622.76-1,857.76

Finding the Fourth Proportional to 3,349.83, 4,622.76 and 1,857.76

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Solution

The fourth proportional to 3,349.83, 4,622.76 and 1,857.76 is: 2,563.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,349.83 : 4,622.76 = 1,857.76 : x
  2. Step 2: Convert to fraction form
    3,349.83/4,622.76 = 1,857.76/x
  3. Step 3: Cross multiply
    3,349.83x = 4,622.76 × 1,857.76
  4. Step 4: Simplify right side
    3,349.83x = 8,587,978.62
  5. Step 5: Solve for x
    x = 8,587,978.62/3,349.83
  6. Step 6: Final answer
    x = 2,563.71

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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.