Home / 3,349.59-4,622.42-1,857.47

Finding the Fourth Proportional to 3,349.59, 4,622.42 and 1,857.47

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Solution

The fourth proportional to 3,349.59, 4,622.42 and 1,857.47 is: 2,563.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,349.59 : 4,622.42 = 1,857.47 : x
  2. Step 2: Convert to fraction form
    3,349.59/4,622.42 = 1,857.47/x
  3. Step 3: Cross multiply
    3,349.59x = 4,622.42 × 1,857.47
  4. Step 4: Simplify right side
    3,349.59x = 8,586,022.68
  5. Step 5: Solve for x
    x = 8,586,022.68/3,349.59
  6. Step 6: Final answer
    x = 2,563.31

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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.