Home / 1,829.46-2,745.28-1,117.66

Finding the Fourth Proportional to 1,829.46, 2,745.28 and 1,117.66

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Solution

The fourth proportional to 1,829.46, 2,745.28 and 1,117.66 is: 1,677.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,829.46 : 2,745.28 = 1,117.66 : x
  2. Step 2: Convert to fraction form
    1,829.46/2,745.28 = 1,117.66/x
  3. Step 3: Cross multiply
    1,829.46x = 2,745.28 × 1,117.66
  4. Step 4: Simplify right side
    1,829.46x = 3,068,289.64
  5. Step 5: Solve for x
    x = 3,068,289.64/1,829.46
  6. Step 6: Final answer
    x = 1,677.16

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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.