Home / 12,483.97-17,227.90-7,106.22

Finding the Fourth Proportional to 12,483.97, 17,227.90 and 7,106.22

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Solution

The fourth proportional to 12,483.97, 17,227.90 and 7,106.22 is: 9,806.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,483.97 : 17,227.90 = 7,106.22 : x
  2. Step 2: Convert to fraction form
    12,483.97/17,227.90 = 7,106.22/x
  3. Step 3: Cross multiply
    12,483.97x = 17,227.90 × 7,106.22
  4. Step 4: Simplify right side
    12,483.97x = 122,425,212.01
  5. Step 5: Solve for x
    x = 122,425,212.01/12,483.97
  6. Step 6: Final answer
    x = 9,806.60

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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.