Home / 4,555.31-6,286.41-2,538.68

Finding the Fourth Proportional to 4,555.31, 6,286.41 and 2,538.68

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Solution

The fourth proportional to 4,555.31, 6,286.41 and 2,538.68 is: 3,503.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,555.31 : 6,286.41 = 2,538.68 : x
  2. Step 2: Convert to fraction form
    4,555.31/6,286.41 = 2,538.68/x
  3. Step 3: Cross multiply
    4,555.31x = 6,286.41 × 2,538.68
  4. Step 4: Simplify right side
    4,555.31x = 15,959,151.91
  5. Step 5: Solve for x
    x = 15,959,151.91/4,555.31
  6. Step 6: Final answer
    x = 3,503.42

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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.