Home / 7,650.32-11,474.40-2,455.52

Finding the Fourth Proportional to 7,650.32, 11,474.40 and 2,455.52

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Solution

The fourth proportional to 7,650.32, 11,474.40 and 2,455.52 is: 3,682.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,650.32 : 11,474.40 = 2,455.52 : x
  2. Step 2: Convert to fraction form
    7,650.32/11,474.40 = 2,455.52/x
  3. Step 3: Cross multiply
    7,650.32x = 11,474.40 × 2,455.52
  4. Step 4: Simplify right side
    7,650.32x = 28,175,618.69
  5. Step 5: Solve for x
    x = 28,175,618.69/7,650.32
  6. Step 6: Final answer
    x = 3,682.93

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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.