Home / 11,389.44-17,071.20-4,458.24

Finding the Fourth Proportional to 11,389.44, 17,071.20 and 4,458.24

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Solution

The fourth proportional to 11,389.44, 17,071.20 and 4,458.24 is: 6,682.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,389.44 : 17,071.20 = 4,458.24 : x
  2. Step 2: Convert to fraction form
    11,389.44/17,071.20 = 4,458.24/x
  3. Step 3: Cross multiply
    11,389.44x = 17,071.20 × 4,458.24
  4. Step 4: Simplify right side
    11,389.44x = 76,107,506.69
  5. Step 5: Solve for x
    x = 76,107,506.69/11,389.44
  6. Step 6: Final answer
    x = 6,682.29

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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.