Home / 5,688.50-7,846.94-3,330.18

Finding the Fourth Proportional to 5,688.50, 7,846.94 and 3,330.18

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Solution

The fourth proportional to 5,688.50, 7,846.94 and 3,330.18 is: 4,593.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,688.50 : 7,846.94 = 3,330.18 : x
  2. Step 2: Convert to fraction form
    5,688.50/7,846.94 = 3,330.18/x
  3. Step 3: Cross multiply
    5,688.50x = 7,846.94 × 3,330.18
  4. Step 4: Simplify right side
    5,688.50x = 26,131,706.00
  5. Step 5: Solve for x
    x = 26,131,706.00/5,688.50
  6. Step 6: Final answer
    x = 4,593.78

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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.