Home / 11,521.06-17,271.32-4,499.44

Finding the Fourth Proportional to 11,521.06, 17,271.32 and 4,499.44

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Solution

The fourth proportional to 11,521.06, 17,271.32 and 4,499.44 is: 6,745.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,521.06 : 17,271.32 = 4,499.44 : x
  2. Step 2: Convert to fraction form
    11,521.06/17,271.32 = 4,499.44/x
  3. Step 3: Cross multiply
    11,521.06x = 17,271.32 × 4,499.44
  4. Step 4: Simplify right side
    11,521.06x = 77,711,268.06
  5. Step 5: Solve for x
    x = 77,711,268.06/11,521.06
  6. Step 6: Final answer
    x = 6,745.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.