Home / 12,627.41-17,425.71-6,884.87

Finding the Fourth Proportional to 12,627.41, 17,425.71 and 6,884.87

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Solution

The fourth proportional to 12,627.41, 17,425.71 and 6,884.87 is: 9,501.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,627.41 : 17,425.71 = 6,884.87 : x
  2. Step 2: Convert to fraction form
    12,627.41/17,425.71 = 6,884.87/x
  3. Step 3: Cross multiply
    12,627.41x = 17,425.71 × 6,884.87
  4. Step 4: Simplify right side
    12,627.41x = 119,973,660.88
  5. Step 5: Solve for x
    x = 119,973,660.88/12,627.41
  6. Step 6: Final answer
    x = 9,501.05

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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.