Home / 10,922.58-16,386.30-3,525.66

Finding the Fourth Proportional to 10,922.58, 16,386.30 and 3,525.66

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Solution

The fourth proportional to 10,922.58, 16,386.30 and 3,525.66 is: 5,289.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,922.58 : 16,386.30 = 3,525.66 : x
  2. Step 2: Convert to fraction form
    10,922.58/16,386.30 = 3,525.66/x
  3. Step 3: Cross multiply
    10,922.58x = 16,386.30 × 3,525.66
  4. Step 4: Simplify right side
    10,922.58x = 57,772,522.46
  5. Step 5: Solve for x
    x = 57,772,522.46/10,922.58
  6. Step 6: Final answer
    x = 5,289.27

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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.