Home / 6,693.85-9,237.28-3,709.81

Finding the Fourth Proportional to 6,693.85, 9,237.28 and 3,709.81

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Solution

The fourth proportional to 6,693.85, 9,237.28 and 3,709.81 is: 5,119.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,693.85 : 9,237.28 = 3,709.81 : x
  2. Step 2: Convert to fraction form
    6,693.85/9,237.28 = 3,709.81/x
  3. Step 3: Cross multiply
    6,693.85x = 9,237.28 × 3,709.81
  4. Step 4: Simplify right side
    6,693.85x = 34,268,553.72
  5. Step 5: Solve for x
    x = 34,268,553.72/6,693.85
  6. Step 6: Final answer
    x = 5,119.41

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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.