Home / 4,178.24-5,766.14-2,289.98

Finding the Fourth Proportional to 4,178.24, 5,766.14 and 2,289.98

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Solution

The fourth proportional to 4,178.24, 5,766.14 and 2,289.98 is: 3,160.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,178.24 : 5,766.14 = 2,289.98 : x
  2. Step 2: Convert to fraction form
    4,178.24/5,766.14 = 2,289.98/x
  3. Step 3: Cross multiply
    4,178.24x = 5,766.14 × 2,289.98
  4. Step 4: Simplify right side
    4,178.24x = 13,204,345.28
  5. Step 5: Solve for x
    x = 13,204,345.28/4,178.24
  6. Step 6: Final answer
    x = 3,160.26

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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.