Home / 5,329.34-7,991.61-2,040.13

Finding the Fourth Proportional to 5,329.34, 7,991.61 and 2,040.13

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Solution

The fourth proportional to 5,329.34, 7,991.61 and 2,040.13 is: 3,059.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,329.34 : 7,991.61 = 2,040.13 : x
  2. Step 2: Convert to fraction form
    5,329.34/7,991.61 = 2,040.13/x
  3. Step 3: Cross multiply
    5,329.34x = 7,991.61 × 2,040.13
  4. Step 4: Simplify right side
    5,329.34x = 16,303,923.31
  5. Step 5: Solve for x
    x = 16,303,923.31/5,329.34
  6. Step 6: Final answer
    x = 3,059.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.