Home / 6,929.22-9,562.11-3,945.48

Finding the Fourth Proportional to 6,929.22, 9,562.11 and 3,945.48

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Solution

The fourth proportional to 6,929.22, 9,562.11 and 3,945.48 is: 5,444.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,929.22 : 9,562.11 = 3,945.48 : x
  2. Step 2: Convert to fraction form
    6,929.22/9,562.11 = 3,945.48/x
  3. Step 3: Cross multiply
    6,929.22x = 9,562.11 × 3,945.48
  4. Step 4: Simplify right side
    6,929.22x = 37,727,113.76
  5. Step 5: Solve for x
    x = 37,727,113.76/6,929.22
  6. Step 6: Final answer
    x = 5,444.64

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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.