Home / 4,213.68-6,321-1,748.18

Finding the Fourth Proportional to 4,213.68, 6,321 and 1,748.18

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Solution

The fourth proportional to 4,213.68, 6,321 and 1,748.18 is: 2,622.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,213.68 : 6,321 = 1,748.18 : x
  2. Step 2: Convert to fraction form
    4,213.68/6,321 = 1,748.18/x
  3. Step 3: Cross multiply
    4,213.68x = 6,321 × 1,748.18
  4. Step 4: Simplify right side
    4,213.68x = 11,050,245.78
  5. Step 5: Solve for x
    x = 11,050,245.78/4,213.68
  6. Step 6: Final answer
    x = 2,622.47

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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.