Home / 3,068.11-4,603.40-1,403.02

Finding the Fourth Proportional to 3,068.11, 4,603.40 and 1,403.02

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Solution

The fourth proportional to 3,068.11, 4,603.40 and 1,403.02 is: 2,105.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,068.11 : 4,603.40 = 1,403.02 : x
  2. Step 2: Convert to fraction form
    3,068.11/4,603.40 = 1,403.02/x
  3. Step 3: Cross multiply
    3,068.11x = 4,603.40 × 1,403.02
  4. Step 4: Simplify right side
    3,068.11x = 6,458,662.27
  5. Step 5: Solve for x
    x = 6,458,662.27/3,068.11
  6. Step 6: Final answer
    x = 2,105.09

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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.