Home / 12,473.06-17,212.73-6,807.71

Finding the Fourth Proportional to 12,473.06, 17,212.73 and 6,807.71

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Solution

The fourth proportional to 12,473.06, 17,212.73 and 6,807.71 is: 9,394.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,473.06 : 17,212.73 = 6,807.71 : x
  2. Step 2: Convert to fraction form
    12,473.06/17,212.73 = 6,807.71/x
  3. Step 3: Cross multiply
    12,473.06x = 17,212.73 × 6,807.71
  4. Step 4: Simplify right side
    12,473.06x = 117,179,283.14
  5. Step 5: Solve for x
    x = 117,179,283.14/12,473.06
  6. Step 6: Final answer
    x = 9,394.59

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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.