Home / 2,369.70-3,551.58-1,393.38

Finding the Fourth Proportional to 2,369.70, 3,551.58 and 1,393.38

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Solution

The fourth proportional to 2,369.70, 3,551.58 and 1,393.38 is: 2,088.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,369.70 : 3,551.58 = 1,393.38 : x
  2. Step 2: Convert to fraction form
    2,369.70/3,551.58 = 1,393.38/x
  3. Step 3: Cross multiply
    2,369.70x = 3,551.58 × 1,393.38
  4. Step 4: Simplify right side
    2,369.70x = 4,948,700.54
  5. Step 5: Solve for x
    x = 4,948,700.54/2,369.70
  6. Step 6: Final answer
    x = 2,088.32

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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.