Home / 4,725.11-7,085.23-2,126.63

Finding the Fourth Proportional to 4,725.11, 7,085.23 and 2,126.63

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Solution

The fourth proportional to 4,725.11, 7,085.23 and 2,126.63 is: 3,188.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,725.11 : 7,085.23 = 2,126.63 : x
  2. Step 2: Convert to fraction form
    4,725.11/7,085.23 = 2,126.63/x
  3. Step 3: Cross multiply
    4,725.11x = 7,085.23 × 2,126.63
  4. Step 4: Simplify right side
    4,725.11x = 15,067,621.93
  5. Step 5: Solve for x
    x = 15,067,621.93/4,725.11
  6. Step 6: Final answer
    x = 3,188.84

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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.