Home / 1,103.16-1,657.44-1,059.96

Finding the Fourth Proportional to 1,103.16, 1,657.44 and 1,059.96

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Solution

The fourth proportional to 1,103.16, 1,657.44 and 1,059.96 is: 1,592.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,103.16 : 1,657.44 = 1,059.96 : x
  2. Step 2: Convert to fraction form
    1,103.16/1,657.44 = 1,059.96/x
  3. Step 3: Cross multiply
    1,103.16x = 1,657.44 × 1,059.96
  4. Step 4: Simplify right side
    1,103.16x = 1,756,820.10
  5. Step 5: Solve for x
    x = 1,756,820.10/1,103.16
  6. Step 6: Final answer
    x = 1,592.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.