Home / 6,842.21-10,242.05-3,714.46

Finding the Fourth Proportional to 6,842.21, 10,242.05 and 3,714.46

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Solution

The fourth proportional to 6,842.21, 10,242.05 and 3,714.46 is: 5,560.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,842.21 : 10,242.05 = 3,714.46 : x
  2. Step 2: Convert to fraction form
    6,842.21/10,242.05 = 3,714.46/x
  3. Step 3: Cross multiply
    6,842.21x = 10,242.05 × 3,714.46
  4. Step 4: Simplify right side
    6,842.21x = 38,043,640.87
  5. Step 5: Solve for x
    x = 38,043,640.87/6,842.21
  6. Step 6: Final answer
    x = 5,560.14

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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.