Home / 4,217.20-6,328.06-1,753.72

Finding the Fourth Proportional to 4,217.20, 6,328.06 and 1,753.72

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Solution

The fourth proportional to 4,217.20, 6,328.06 and 1,753.72 is: 2,631.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,217.20 : 6,328.06 = 1,753.72 : x
  2. Step 2: Convert to fraction form
    4,217.20/6,328.06 = 1,753.72/x
  3. Step 3: Cross multiply
    4,217.20x = 6,328.06 × 1,753.72
  4. Step 4: Simplify right side
    4,217.20x = 11,097,625.18
  5. Step 5: Solve for x
    x = 11,097,625.18/4,217.20
  6. Step 6: Final answer
    x = 2,631.52

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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.