Home / 4,219.24-5,818.08-2,894.88

Finding the Fourth Proportional to 4,219.24, 5,818.08 and 2,894.88

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Solution

The fourth proportional to 4,219.24, 5,818.08 and 2,894.88 is: 3,991.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,219.24 : 5,818.08 = 2,894.88 : x
  2. Step 2: Convert to fraction form
    4,219.24/5,818.08 = 2,894.88/x
  3. Step 3: Cross multiply
    4,219.24x = 5,818.08 × 2,894.88
  4. Step 4: Simplify right side
    4,219.24x = 16,842,643.43
  5. Step 5: Solve for x
    x = 16,842,643.43/4,219.24
  6. Step 6: Final answer
    x = 3,991.87

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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.