Home / 2,389.24-3,583.95-745.93

Finding the Fourth Proportional to 2,389.24, 3,583.95 and 745.93

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Solution

The fourth proportional to 2,389.24, 3,583.95 and 745.93 is: 1,118.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,389.24 : 3,583.95 = 745.93 : x
  2. Step 2: Convert to fraction form
    2,389.24/3,583.95 = 745.93/x
  3. Step 3: Cross multiply
    2,389.24x = 3,583.95 × 745.93
  4. Step 4: Simplify right side
    2,389.24x = 2,673,375.82
  5. Step 5: Solve for x
    x = 2,673,375.82/2,389.24
  6. Step 6: Final answer
    x = 1,118.92

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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.