Home / 7,626.64-11,432.95-2,627.82

Finding the Fourth Proportional to 7,626.64, 11,432.95 and 2,627.82

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Solution

The fourth proportional to 7,626.64, 11,432.95 and 2,627.82 is: 3,939.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,626.64 : 11,432.95 = 2,627.82 : x
  2. Step 2: Convert to fraction form
    7,626.64/11,432.95 = 2,627.82/x
  3. Step 3: Cross multiply
    7,626.64x = 11,432.95 × 2,627.82
  4. Step 4: Simplify right side
    7,626.64x = 30,043,764.32
  5. Step 5: Solve for x
    x = 30,043,764.32/7,626.64
  6. Step 6: Final answer
    x = 3,939.32

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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.