Home / 2,745.17-4,117.39-1,101.74

Finding the Fourth Proportional to 2,745.17, 4,117.39 and 1,101.74

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Solution

The fourth proportional to 2,745.17, 4,117.39 and 1,101.74 is: 1,652.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,745.17 : 4,117.39 = 1,101.74 : x
  2. Step 2: Convert to fraction form
    2,745.17/4,117.39 = 1,101.74/x
  3. Step 3: Cross multiply
    2,745.17x = 4,117.39 × 1,101.74
  4. Step 4: Simplify right side
    2,745.17x = 4,536,293.26
  5. Step 5: Solve for x
    x = 4,536,293.26/2,745.17
  6. Step 6: Final answer
    x = 1,652.46

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1.5x scale

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.