Home / 1,567.53-2,162.48-1,102.05

Finding the Fourth Proportional to 1,567.53, 2,162.48 and 1,102.05

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Solution

The fourth proportional to 1,567.53, 2,162.48 and 1,102.05 is: 1,520.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,567.53 : 2,162.48 = 1,102.05 : x
  2. Step 2: Convert to fraction form
    1,567.53/2,162.48 = 1,102.05/x
  3. Step 3: Cross multiply
    1,567.53x = 2,162.48 × 1,102.05
  4. Step 4: Simplify right side
    1,567.53x = 2,383,155.57
  5. Step 5: Solve for x
    x = 2,383,155.57/1,567.53
  6. Step 6: Final answer
    x = 1,520.33

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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.