Home / 7,961.16-11,925.31-4,664.25

Finding the Fourth Proportional to 7,961.16, 11,925.31 and 4,664.25

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Solution

The fourth proportional to 7,961.16, 11,925.31 and 4,664.25 is: 6,986.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,961.16 : 11,925.31 = 4,664.25 : x
  2. Step 2: Convert to fraction form
    7,961.16/11,925.31 = 4,664.25/x
  3. Step 3: Cross multiply
    7,961.16x = 11,925.31 × 4,664.25
  4. Step 4: Simplify right side
    7,961.16x = 55,622,627.17
  5. Step 5: Solve for x
    x = 55,622,627.17/7,961.16
  6. Step 6: Final answer
    x = 6,986.75

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1.5x scale

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.