Home / 4,267.78-5,889.63-2,404.78

Finding the Fourth Proportional to 4,267.78, 5,889.63 and 2,404.78

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Solution

The fourth proportional to 4,267.78, 5,889.63 and 2,404.78 is: 3,318.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,267.78 : 5,889.63 = 2,404.78 : x
  2. Step 2: Convert to fraction form
    4,267.78/5,889.63 = 2,404.78/x
  3. Step 3: Cross multiply
    4,267.78x = 5,889.63 × 2,404.78
  4. Step 4: Simplify right side
    4,267.78x = 14,163,264.43
  5. Step 5: Solve for x
    x = 14,163,264.43/4,267.78
  6. Step 6: Final answer
    x = 3,318.65

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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.