Home / 5,351.26-7,384.63-2,993.42

Finding the Fourth Proportional to 5,351.26, 7,384.63 and 2,993.42

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Solution

The fourth proportional to 5,351.26, 7,384.63 and 2,993.42 is: 4,130.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,351.26 : 7,384.63 = 2,993.42 : x
  2. Step 2: Convert to fraction form
    5,351.26/7,384.63 = 2,993.42/x
  3. Step 3: Cross multiply
    5,351.26x = 7,384.63 × 2,993.42
  4. Step 4: Simplify right side
    5,351.26x = 22,105,299.13
  5. Step 5: Solve for x
    x = 22,105,299.13/5,351.26
  6. Step 6: Final answer
    x = 4,130.86

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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.