Home / 1,808.16-2,495.26-1,022.36

Finding the Fourth Proportional to 1,808.16, 2,495.26 and 1,022.36

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Solution

The fourth proportional to 1,808.16, 2,495.26 and 1,022.36 is: 1,410.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,808.16 : 2,495.26 = 1,022.36 : x
  2. Step 2: Convert to fraction form
    1,808.16/2,495.26 = 1,022.36/x
  3. Step 3: Cross multiply
    1,808.16x = 2,495.26 × 1,022.36
  4. Step 4: Simplify right side
    1,808.16x = 2,551,037.06
  5. Step 5: Solve for x
    x = 2,551,037.06/1,808.16
  6. Step 6: Final answer
    x = 1,410.85

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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.