Home / 7,017.48-9,680.78-4,183.23

Finding the Fourth Proportional to 7,017.48, 9,680.78 and 4,183.23

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Solution

The fourth proportional to 7,017.48, 9,680.78 and 4,183.23 is: 5,770.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,017.48 : 9,680.78 = 4,183.23 : x
  2. Step 2: Convert to fraction form
    7,017.48/9,680.78 = 4,183.23/x
  3. Step 3: Cross multiply
    7,017.48x = 9,680.78 × 4,183.23
  4. Step 4: Simplify right side
    7,017.48x = 40,496,908.40
  5. Step 5: Solve for x
    x = 40,496,908.40/7,017.48
  6. Step 6: Final answer
    x = 5,770.86

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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.