Home / 3,349.10-4,621.71-1,857.02

Finding the Fourth Proportional to 3,349.10, 4,621.71 and 1,857.02

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Solution

The fourth proportional to 3,349.10, 4,621.71 and 1,857.02 is: 2,562.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,349.10 : 4,621.71 = 1,857.02 : x
  2. Step 2: Convert to fraction form
    3,349.10/4,621.71 = 1,857.02/x
  3. Step 3: Cross multiply
    3,349.10x = 4,621.71 × 1,857.02
  4. Step 4: Simplify right side
    3,349.10x = 8,582,607.90
  5. Step 5: Solve for x
    x = 8,582,607.90/3,349.10
  6. Step 6: Final answer
    x = 2,562.66

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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.