Home / 6,745.64-10,118.60-3,628.20

Finding the Fourth Proportional to 6,745.64, 10,118.60 and 3,628.20

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Solution

The fourth proportional to 6,745.64, 10,118.60 and 3,628.20 is: 5,442.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,745.64 : 10,118.60 = 3,628.20 : x
  2. Step 2: Convert to fraction form
    6,745.64/10,118.60 = 3,628.20/x
  3. Step 3: Cross multiply
    6,745.64x = 10,118.60 × 3,628.20
  4. Step 4: Simplify right side
    6,745.64x = 36,712,304.52
  5. Step 5: Solve for x
    x = 36,712,304.52/6,745.64
  6. Step 6: Final answer
    x = 5,442.38

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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.