Home / 6,339.10-8,745.04-4,101.70

Finding the Fourth Proportional to 6,339.10, 8,745.04 and 4,101.70

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Solution

The fourth proportional to 6,339.10, 8,745.04 and 4,101.70 is: 5,658.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,339.10 : 8,745.04 = 4,101.70 : x
  2. Step 2: Convert to fraction form
    6,339.10/8,745.04 = 4,101.70/x
  3. Step 3: Cross multiply
    6,339.10x = 8,745.04 × 4,101.70
  4. Step 4: Simplify right side
    6,339.10x = 35,869,530.57
  5. Step 5: Solve for x
    x = 35,869,530.57/6,339.10
  6. Step 6: Final answer
    x = 5,658.46

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1.5x scale

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.