Home / 9,150.61-12,627.85-4,958.86

Finding the Fourth Proportional to 9,150.61, 12,627.85 and 4,958.86

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Solution

The fourth proportional to 9,150.61, 12,627.85 and 4,958.86 is: 6,843.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,150.61 : 12,627.85 = 4,958.86 : x
  2. Step 2: Convert to fraction form
    9,150.61/12,627.85 = 4,958.86/x
  3. Step 3: Cross multiply
    9,150.61x = 12,627.85 × 4,958.86
  4. Step 4: Simplify right side
    9,150.61x = 62,619,740.25
  5. Step 5: Solve for x
    x = 62,619,740.25/9,150.61
  6. Step 6: Final answer
    x = 6,843.23

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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.