Home / 5,351.02-7,384.44-2,993.20

Finding the Fourth Proportional to 5,351.02, 7,384.44 and 2,993.20

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Solution

The fourth proportional to 5,351.02, 7,384.44 and 2,993.20 is: 4,130.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,351.02 : 7,384.44 = 2,993.20 : x
  2. Step 2: Convert to fraction form
    5,351.02/7,384.44 = 2,993.20/x
  3. Step 3: Cross multiply
    5,351.02x = 7,384.44 × 2,993.20
  4. Step 4: Simplify right side
    5,351.02x = 22,103,105.81
  5. Step 5: Solve for x
    x = 22,103,105.81/5,351.02
  6. Step 6: Final answer
    x = 4,130.63

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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.