Home / 5,328.36-7,359.72-3,763.44

Finding the Fourth Proportional to 5,328.36, 7,359.72 and 3,763.44

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Solution

The fourth proportional to 5,328.36, 7,359.72 and 3,763.44 is: 5,198.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,328.36 : 7,359.72 = 3,763.44 : x
  2. Step 2: Convert to fraction form
    5,328.36/7,359.72 = 3,763.44/x
  3. Step 3: Cross multiply
    5,328.36x = 7,359.72 × 3,763.44
  4. Step 4: Simplify right side
    5,328.36x = 27,697,864.64
  5. Step 5: Solve for x
    x = 27,697,864.64/5,328.36
  6. Step 6: Final answer
    x = 5,198.20

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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.