Home / 10,556.71-15,837.32-3,893.23

Finding the Fourth Proportional to 10,556.71, 15,837.32 and 3,893.23

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Solution

The fourth proportional to 10,556.71, 15,837.32 and 3,893.23 is: 5,840.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,556.71 : 15,837.32 = 3,893.23 : x
  2. Step 2: Convert to fraction form
    10,556.71/15,837.32 = 3,893.23/x
  3. Step 3: Cross multiply
    10,556.71x = 15,837.32 × 3,893.23
  4. Step 4: Simplify right side
    10,556.71x = 61,658,250.16
  5. Step 5: Solve for x
    x = 61,658,250.16/10,556.71
  6. Step 6: Final answer
    x = 5,840.67

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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.