Home / 4,768.26-7,152.43-2,135.89

Finding the Fourth Proportional to 4,768.26, 7,152.43 and 2,135.89

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Solution

The fourth proportional to 4,768.26, 7,152.43 and 2,135.89 is: 3,203.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,768.26 : 7,152.43 = 2,135.89 : x
  2. Step 2: Convert to fraction form
    4,768.26/7,152.43 = 2,135.89/x
  3. Step 3: Cross multiply
    4,768.26x = 7,152.43 × 2,135.89
  4. Step 4: Simplify right side
    4,768.26x = 15,276,803.71
  5. Step 5: Solve for x
    x = 15,276,803.71/4,768.26
  6. Step 6: Final answer
    x = 3,203.85

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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.