Home / 11,450.47-17,106.29-7,256.92

Finding the Fourth Proportional to 11,450.47, 17,106.29 and 7,256.92

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Solution

The fourth proportional to 11,450.47, 17,106.29 and 7,256.92 is: 10,841.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,450.47 : 17,106.29 = 7,256.92 : x
  2. Step 2: Convert to fraction form
    11,450.47/17,106.29 = 7,256.92/x
  3. Step 3: Cross multiply
    11,450.47x = 17,106.29 × 7,256.92
  4. Step 4: Simplify right side
    11,450.47x = 124,138,978.03
  5. Step 5: Solve for x
    x = 124,138,978.03/11,450.47
  6. Step 6: Final answer
    x = 10,841.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.