Home / 4,555.09-6,286.34-2,538.63

Finding the Fourth Proportional to 4,555.09, 6,286.34 and 2,538.63

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Solution

The fourth proportional to 4,555.09, 6,286.34 and 2,538.63 is: 3,503.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,555.09 : 6,286.34 = 2,538.63 : x
  2. Step 2: Convert to fraction form
    4,555.09/6,286.34 = 2,538.63/x
  3. Step 3: Cross multiply
    4,555.09x = 6,286.34 × 2,538.63
  4. Step 4: Simplify right side
    4,555.09x = 15,958,697.66
  5. Step 5: Solve for x
    x = 15,958,697.66/4,555.09
  6. Step 6: Final answer
    x = 3,503.49

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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.