Home / 4,818.52-7,227.80-1,898.20

Finding the Fourth Proportional to 4,818.52, 7,227.80 and 1,898.20

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Solution

The fourth proportional to 4,818.52, 7,227.80 and 1,898.20 is: 2,847.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,818.52 : 7,227.80 = 1,898.20 : x
  2. Step 2: Convert to fraction form
    4,818.52/7,227.80 = 1,898.20/x
  3. Step 3: Cross multiply
    4,818.52x = 7,227.80 × 1,898.20
  4. Step 4: Simplify right side
    4,818.52x = 13,719,809.96
  5. Step 5: Solve for x
    x = 13,719,809.96/4,818.52
  6. Step 6: Final answer
    x = 2,847.31

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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.