Home / 1,765.16-2,435.22-1,102.46

Finding the Fourth Proportional to 1,765.16, 2,435.22 and 1,102.46

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Solution

The fourth proportional to 1,765.16, 2,435.22 and 1,102.46 is: 1,520.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,765.16 : 2,435.22 = 1,102.46 : x
  2. Step 2: Convert to fraction form
    1,765.16/2,435.22 = 1,102.46/x
  3. Step 3: Cross multiply
    1,765.16x = 2,435.22 × 1,102.46
  4. Step 4: Simplify right side
    1,765.16x = 2,684,732.64
  5. Step 5: Solve for x
    x = 2,684,732.64/1,765.16
  6. Step 6: Final answer
    x = 1,520.96

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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.