Home / 6,156.32-9,217.20-4,205.60

Finding the Fourth Proportional to 6,156.32, 9,217.20 and 4,205.60

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Solution

The fourth proportional to 6,156.32, 9,217.20 and 4,205.60 is: 6,296.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,156.32 : 9,217.20 = 4,205.60 : x
  2. Step 2: Convert to fraction form
    6,156.32/9,217.20 = 4,205.60/x
  3. Step 3: Cross multiply
    6,156.32x = 9,217.20 × 4,205.60
  4. Step 4: Simplify right side
    6,156.32x = 38,763,856.32
  5. Step 5: Solve for x
    x = 38,763,856.32/6,156.32
  6. Step 6: Final answer
    x = 6,296.60

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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.