Home / 4,765.32-7,147.97-1,302.57

Finding the Fourth Proportional to 4,765.32, 7,147.97 and 1,302.57

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Solution

The fourth proportional to 4,765.32, 7,147.97 and 1,302.57 is: 1,953.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,765.32 : 7,147.97 = 1,302.57 : x
  2. Step 2: Convert to fraction form
    4,765.32/7,147.97 = 1,302.57/x
  3. Step 3: Cross multiply
    4,765.32x = 7,147.97 × 1,302.57
  4. Step 4: Simplify right side
    4,765.32x = 9,310,724.77
  5. Step 5: Solve for x
    x = 9,310,724.77/4,765.32
  6. Step 6: Final answer
    x = 1,953.85

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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.