Home / 6,256.20-9,380.85-4,284.09

Finding the Fourth Proportional to 6,256.20, 9,380.85 and 4,284.09

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Solution

The fourth proportional to 6,256.20, 9,380.85 and 4,284.09 is: 6,423.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,256.20 : 9,380.85 = 4,284.09 : x
  2. Step 2: Convert to fraction form
    6,256.20/9,380.85 = 4,284.09/x
  3. Step 3: Cross multiply
    6,256.20x = 9,380.85 × 4,284.09
  4. Step 4: Simplify right side
    6,256.20x = 40,188,389.61
  5. Step 5: Solve for x
    x = 40,188,389.61/6,256.20
  6. Step 6: Final answer
    x = 6,423.77

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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.