Home / 4,220.60-6,329.57-1,754.96

Finding the Fourth Proportional to 4,220.60, 6,329.57 and 1,754.96

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Solution

The fourth proportional to 4,220.60, 6,329.57 and 1,754.96 is: 2,631.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,220.60 : 6,329.57 = 1,754.96 : x
  2. Step 2: Convert to fraction form
    4,220.60/6,329.57 = 1,754.96/x
  3. Step 3: Cross multiply
    4,220.60x = 6,329.57 × 1,754.96
  4. Step 4: Simplify right side
    4,220.60x = 11,108,101.74
  5. Step 5: Solve for x
    x = 11,108,101.74/4,220.60
  6. Step 6: Final answer
    x = 2,631.88

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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.