Home / 5,201.68-7,178.43-2,844.19

Finding the Fourth Proportional to 5,201.68, 7,178.43 and 2,844.19

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Solution

The fourth proportional to 5,201.68, 7,178.43 and 2,844.19 is: 3,925.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,201.68 : 7,178.43 = 2,844.19 : x
  2. Step 2: Convert to fraction form
    5,201.68/7,178.43 = 2,844.19/x
  3. Step 3: Cross multiply
    5,201.68x = 7,178.43 × 2,844.19
  4. Step 4: Simplify right side
    5,201.68x = 20,416,818.82
  5. Step 5: Solve for x
    x = 20,416,818.82/5,201.68
  6. Step 6: Final answer
    x = 3,925.04

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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.