Home / 9,150.15-12,627.24-4,958.40

Finding the Fourth Proportional to 9,150.15, 12,627.24 and 4,958.40

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Solution

The fourth proportional to 9,150.15, 12,627.24 and 4,958.40 is: 6,842.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,150.15 : 12,627.24 = 4,958.40 : x
  2. Step 2: Convert to fraction form
    9,150.15/12,627.24 = 4,958.40/x
  3. Step 3: Cross multiply
    9,150.15x = 12,627.24 × 4,958.40
  4. Step 4: Simplify right side
    9,150.15x = 62,610,906.82
  5. Step 5: Solve for x
    x = 62,610,906.82/9,150.15
  6. Step 6: Final answer
    x = 6,842.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.