Home / 12,098.93-16,696.99-6,721.76

Finding the Fourth Proportional to 12,098.93, 16,696.99 and 6,721.76

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Solution

The fourth proportional to 12,098.93, 16,696.99 and 6,721.76 is: 9,276.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,098.93 : 16,696.99 = 6,721.76 : x
  2. Step 2: Convert to fraction form
    12,098.93/16,696.99 = 6,721.76/x
  3. Step 3: Cross multiply
    12,098.93x = 16,696.99 × 6,721.76
  4. Step 4: Simplify right side
    12,098.93x = 112,233,171.84
  5. Step 5: Solve for x
    x = 112,233,171.84/12,098.93
  6. Step 6: Final answer
    x = 9,276.29

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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.