Home / 2,403.12-3,605.22-1,363.64

Finding the Fourth Proportional to 2,403.12, 3,605.22 and 1,363.64

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Solution

The fourth proportional to 2,403.12, 3,605.22 and 1,363.64 is: 2,045.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,403.12 : 3,605.22 = 1,363.64 : x
  2. Step 2: Convert to fraction form
    2,403.12/3,605.22 = 1,363.64/x
  3. Step 3: Cross multiply
    2,403.12x = 3,605.22 × 1,363.64
  4. Step 4: Simplify right side
    2,403.12x = 4,916,222.20
  5. Step 5: Solve for x
    x = 4,916,222.20/2,403.12
  6. Step 6: Final answer
    x = 2,045.77

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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.