Home / 2,203.64-3,040.94-1,319.93

Finding the Fourth Proportional to 2,203.64, 3,040.94 and 1,319.93

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Solution

The fourth proportional to 2,203.64, 3,040.94 and 1,319.93 is: 1,821.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,203.64 : 3,040.94 = 1,319.93 : x
  2. Step 2: Convert to fraction form
    2,203.64/3,040.94 = 1,319.93/x
  3. Step 3: Cross multiply
    2,203.64x = 3,040.94 × 1,319.93
  4. Step 4: Simplify right side
    2,203.64x = 4,013,827.93
  5. Step 5: Solve for x
    x = 4,013,827.93/2,203.64
  6. Step 6: Final answer
    x = 1,821.45

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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.