Home / 6,141.24-9,208.35-5,618.79

Finding the Fourth Proportional to 6,141.24, 9,208.35 and 5,618.79

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Solution

The fourth proportional to 6,141.24, 9,208.35 and 5,618.79 is: 8,424.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,141.24 : 9,208.35 = 5,618.79 : x
  2. Step 2: Convert to fraction form
    6,141.24/9,208.35 = 5,618.79/x
  3. Step 3: Cross multiply
    6,141.24x = 9,208.35 × 5,618.79
  4. Step 4: Simplify right side
    6,141.24x = 51,739,784.90
  5. Step 5: Solve for x
    x = 51,739,784.90/6,141.24
  6. Step 6: Final answer
    x = 8,424.97

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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.