Home / 3,729.48-5,596.44-1,389.08

Finding the Fourth Proportional to 3,729.48, 5,596.44 and 1,389.08

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Solution

The fourth proportional to 3,729.48, 5,596.44 and 1,389.08 is: 2,084.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,729.48 : 5,596.44 = 1,389.08 : x
  2. Step 2: Convert to fraction form
    3,729.48/5,596.44 = 1,389.08/x
  3. Step 3: Cross multiply
    3,729.48x = 5,596.44 × 1,389.08
  4. Step 4: Simplify right side
    3,729.48x = 7,773,902.88
  5. Step 5: Solve for x
    x = 7,773,902.88/3,729.48
  6. Step 6: Final answer
    x = 2,084.45

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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.