Home / 11,124.72-15,352.20-6,933

Finding the Fourth Proportional to 11,124.72, 15,352.20 and 6,933

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Solution

The fourth proportional to 11,124.72, 15,352.20 and 6,933 is: 9,567.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,124.72 : 15,352.20 = 6,933 : x
  2. Step 2: Convert to fraction form
    11,124.72/15,352.20 = 6,933/x
  3. Step 3: Cross multiply
    11,124.72x = 15,352.20 × 6,933
  4. Step 4: Simplify right side
    11,124.72x = 106,436,802.60
  5. Step 5: Solve for x
    x = 106,436,802.60/11,124.72
  6. Step 6: Final answer
    x = 9,567.59

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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.