Home / 6,858.20-9,464.34-3,714.39

Finding the Fourth Proportional to 6,858.20, 9,464.34 and 3,714.39

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Solution

The fourth proportional to 6,858.20, 9,464.34 and 3,714.39 is: 5,125.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,858.20 : 9,464.34 = 3,714.39 : x
  2. Step 2: Convert to fraction form
    6,858.20/9,464.34 = 3,714.39/x
  3. Step 3: Cross multiply
    6,858.20x = 9,464.34 × 3,714.39
  4. Step 4: Simplify right side
    6,858.20x = 35,154,263.78
  5. Step 5: Solve for x
    x = 35,154,263.78/6,858.20
  6. Step 6: Final answer
    x = 5,125.87

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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.