Home / 3,603.14-4,971.67-2,111.08

Finding the Fourth Proportional to 3,603.14, 4,971.67 and 2,111.08

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Solution

The fourth proportional to 3,603.14, 4,971.67 and 2,111.08 is: 2,912.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,603.14 : 4,971.67 = 2,111.08 : x
  2. Step 2: Convert to fraction form
    3,603.14/4,971.67 = 2,111.08/x
  3. Step 3: Cross multiply
    3,603.14x = 4,971.67 × 2,111.08
  4. Step 4: Simplify right side
    3,603.14x = 10,495,593.10
  5. Step 5: Solve for x
    x = 10,495,593.10/3,603.14
  6. Step 6: Final answer
    x = 2,912.90

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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.