Home / 12,516.68-17,273.06-6,851.30

Finding the Fourth Proportional to 12,516.68, 17,273.06 and 6,851.30

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Solution

The fourth proportional to 12,516.68, 17,273.06 and 6,851.30 is: 9,454.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,516.68 : 17,273.06 = 6,851.30 : x
  2. Step 2: Convert to fraction form
    12,516.68/17,273.06 = 6,851.30/x
  3. Step 3: Cross multiply
    12,516.68x = 17,273.06 × 6,851.30
  4. Step 4: Simplify right side
    12,516.68x = 118,342,915.98
  5. Step 5: Solve for x
    x = 118,342,915.98/12,516.68
  6. Step 6: Final answer
    x = 9,454.82

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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.