Home / 1,850.02-2,552.41-1,318.98

Finding the Fourth Proportional to 1,850.02, 2,552.41 and 1,318.98

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Solution

The fourth proportional to 1,850.02, 2,552.41 and 1,318.98 is: 1,819.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,850.02 : 2,552.41 = 1,318.98 : x
  2. Step 2: Convert to fraction form
    1,850.02/2,552.41 = 1,318.98/x
  3. Step 3: Cross multiply
    1,850.02x = 2,552.41 × 1,318.98
  4. Step 4: Simplify right side
    1,850.02x = 3,366,577.74
  5. Step 5: Solve for x
    x = 3,366,577.74/1,850.02
  6. Step 6: Final answer
    x = 1,819.75

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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.