Home / 4,748.20-6,544.74-3,420.04

Finding the Fourth Proportional to 4,748.20, 6,544.74 and 3,420.04

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Solution

The fourth proportional to 4,748.20, 6,544.74 and 3,420.04 is: 4,714.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,748.20 : 6,544.74 = 3,420.04 : x
  2. Step 2: Convert to fraction form
    4,748.20/6,544.74 = 3,420.04/x
  3. Step 3: Cross multiply
    4,748.20x = 6,544.74 × 3,420.04
  4. Step 4: Simplify right side
    4,748.20x = 22,383,272.59
  5. Step 5: Solve for x
    x = 22,383,272.59/4,748.20
  6. Step 6: Final answer
    x = 4,714.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.