Home / 3,482.48-5,223.87-1,290.02

Finding the Fourth Proportional to 3,482.48, 5,223.87 and 1,290.02

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Solution

The fourth proportional to 3,482.48, 5,223.87 and 1,290.02 is: 1,935.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,482.48 : 5,223.87 = 1,290.02 : x
  2. Step 2: Convert to fraction form
    3,482.48/5,223.87 = 1,290.02/x
  3. Step 3: Cross multiply
    3,482.48x = 5,223.87 × 1,290.02
  4. Step 4: Simplify right side
    3,482.48x = 6,738,896.78
  5. Step 5: Solve for x
    x = 6,738,896.78/3,482.48
  6. Step 6: Final answer
    x = 1,935.09

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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.