Home / 5,163.38-7,744.29-1,653.80

Finding the Fourth Proportional to 5,163.38, 7,744.29 and 1,653.80

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Solution

The fourth proportional to 5,163.38, 7,744.29 and 1,653.80 is: 2,480.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,163.38 : 7,744.29 = 1,653.80 : x
  2. Step 2: Convert to fraction form
    5,163.38/7,744.29 = 1,653.80/x
  3. Step 3: Cross multiply
    5,163.38x = 7,744.29 × 1,653.80
  4. Step 4: Simplify right side
    5,163.38x = 12,807,506.80
  5. Step 5: Solve for x
    x = 12,807,506.80/5,163.38
  6. Step 6: Final answer
    x = 2,480.45

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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.