Home / 6,688.33-9,230.21-4,035.68

Finding the Fourth Proportional to 6,688.33, 9,230.21 and 4,035.68

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Solution

The fourth proportional to 6,688.33, 9,230.21 and 4,035.68 is: 5,569.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,688.33 : 9,230.21 = 4,035.68 : x
  2. Step 2: Convert to fraction form
    6,688.33/9,230.21 = 4,035.68/x
  3. Step 3: Cross multiply
    6,688.33x = 9,230.21 × 4,035.68
  4. Step 4: Simplify right side
    6,688.33x = 37,250,173.89
  5. Step 5: Solve for x
    x = 37,250,173.89/6,688.33
  6. Step 6: Final answer
    x = 5,569.43

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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.