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Finding the Fourth Proportional to 12,460.61, 17,195.14 and 6,795.20

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Solution

The fourth proportional to 12,460.61, 17,195.14 and 6,795.20 is: 9,377.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,460.61 : 17,195.14 = 6,795.20 : x
  2. Step 2: Convert to fraction form
    12,460.61/17,195.14 = 6,795.20/x
  3. Step 3: Cross multiply
    12,460.61x = 17,195.14 × 6,795.20
  4. Step 4: Simplify right side
    12,460.61x = 116,844,415.33
  5. Step 5: Solve for x
    x = 116,844,415.33/12,460.61
  6. Step 6: Final answer
    x = 9,377.10

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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.