Home / 3,616.16-5,420.55-2,052.86

Finding the Fourth Proportional to 3,616.16, 5,420.55 and 2,052.86

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Solution

The fourth proportional to 3,616.16, 5,420.55 and 2,052.86 is: 3,077.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,616.16 : 5,420.55 = 2,052.86 : x
  2. Step 2: Convert to fraction form
    3,616.16/5,420.55 = 2,052.86/x
  3. Step 3: Cross multiply
    3,616.16x = 5,420.55 × 2,052.86
  4. Step 4: Simplify right side
    3,616.16x = 11,127,603.17
  5. Step 5: Solve for x
    x = 11,127,603.17/3,616.16
  6. Step 6: Final answer
    x = 3,077.19

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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.