Home / 3,583.08-5,372.33-1,390.01

Finding the Fourth Proportional to 3,583.08, 5,372.33 and 1,390.01

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Solution

The fourth proportional to 3,583.08, 5,372.33 and 1,390.01 is: 2,084.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,583.08 : 5,372.33 = 1,390.01 : x
  2. Step 2: Convert to fraction form
    3,583.08/5,372.33 = 1,390.01/x
  3. Step 3: Cross multiply
    3,583.08x = 5,372.33 × 1,390.01
  4. Step 4: Simplify right side
    3,583.08x = 7,467,558.61
  5. Step 5: Solve for x
    x = 7,467,558.61/3,583.08
  6. Step 6: Final answer
    x = 2,084.12

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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.