Home / 1,874.30-2,807.94-1,568.12

Finding the Fourth Proportional to 1,874.30, 2,807.94 and 1,568.12

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Solution

The fourth proportional to 1,874.30, 2,807.94 and 1,568.12 is: 2,349.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,874.30 : 2,807.94 = 1,568.12 : x
  2. Step 2: Convert to fraction form
    1,874.30/2,807.94 = 1,568.12/x
  3. Step 3: Cross multiply
    1,874.30x = 2,807.94 × 1,568.12
  4. Step 4: Simplify right side
    1,874.30x = 4,403,186.87
  5. Step 5: Solve for x
    x = 4,403,186.87/1,874.30
  6. Step 6: Final answer
    x = 2,349.24

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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.