Home / 11,062.58-15,271.94-7,291.22

Finding the Fourth Proportional to 11,062.58, 15,271.94 and 7,291.22

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Solution

The fourth proportional to 11,062.58, 15,271.94 and 7,291.22 is: 10,065.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,062.58 : 15,271.94 = 7,291.22 : x
  2. Step 2: Convert to fraction form
    11,062.58/15,271.94 = 7,291.22/x
  3. Step 3: Cross multiply
    11,062.58x = 15,271.94 × 7,291.22
  4. Step 4: Simplify right side
    11,062.58x = 111,351,016.24
  5. Step 5: Solve for x
    x = 111,351,016.24/11,062.58
  6. Step 6: Final answer
    x = 10,065.56

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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.