Home / 11,055.22-15,251.36-7,273.52

Finding the Fourth Proportional to 11,055.22, 15,251.36 and 7,273.52

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Solution

The fourth proportional to 11,055.22, 15,251.36 and 7,273.52 is: 10,034.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,055.22 : 15,251.36 = 7,273.52 : x
  2. Step 2: Convert to fraction form
    11,055.22/15,251.36 = 7,273.52/x
  3. Step 3: Cross multiply
    11,055.22x = 15,251.36 × 7,273.52
  4. Step 4: Simplify right side
    11,055.22x = 110,931,071.99
  5. Step 5: Solve for x
    x = 110,931,071.99/11,055.22
  6. Step 6: Final answer
    x = 10,034.27

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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.