Home / 1,857.53-2,563.25-1,018.22

Finding the Fourth Proportional to 1,857.53, 2,563.25 and 1,018.22

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Solution

The fourth proportional to 1,857.53, 2,563.25 and 1,018.22 is: 1,405.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,857.53 : 2,563.25 = 1,018.22 : x
  2. Step 2: Convert to fraction form
    1,857.53/2,563.25 = 1,018.22/x
  3. Step 3: Cross multiply
    1,857.53x = 2,563.25 × 1,018.22
  4. Step 4: Simplify right side
    1,857.53x = 2,609,948.93
  5. Step 5: Solve for x
    x = 2,609,948.93/1,857.53
  6. Step 6: Final answer
    x = 1,405.06

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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.