Home / 6,178.14-9,261.72-2,281.64

Finding the Fourth Proportional to 6,178.14, 9,261.72 and 2,281.64

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Solution

The fourth proportional to 6,178.14, 9,261.72 and 2,281.64 is: 3,420.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,178.14 : 9,261.72 = 2,281.64 : x
  2. Step 2: Convert to fraction form
    6,178.14/9,261.72 = 2,281.64/x
  3. Step 3: Cross multiply
    6,178.14x = 9,261.72 × 2,281.64
  4. Step 4: Simplify right side
    6,178.14x = 21,131,864.51
  5. Step 5: Solve for x
    x = 21,131,864.51/6,178.14
  6. Step 6: Final answer
    x = 3,420.43

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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.