Home / 1,857.35-2,563.17-1,018.13

Finding the Fourth Proportional to 1,857.35, 2,563.17 and 1,018.13

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Solution

The fourth proportional to 1,857.35, 2,563.17 and 1,018.13 is: 1,405.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,857.35 : 2,563.17 = 1,018.13 : x
  2. Step 2: Convert to fraction form
    1,857.35/2,563.17 = 1,018.13/x
  3. Step 3: Cross multiply
    1,857.35x = 2,563.17 × 1,018.13
  4. Step 4: Simplify right side
    1,857.35x = 2,609,622.37
  5. Step 5: Solve for x
    x = 2,609,622.37/1,857.35
  6. Step 6: Final answer
    x = 1,405.03

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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.