Home / 2,424.19-3,636.21-692.82

Finding the Fourth Proportional to 2,424.19, 3,636.21 and 692.82

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Solution

The fourth proportional to 2,424.19, 3,636.21 and 692.82 is: 1,039.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,424.19 : 3,636.21 = 692.82 : x
  2. Step 2: Convert to fraction form
    2,424.19/3,636.21 = 692.82/x
  3. Step 3: Cross multiply
    2,424.19x = 3,636.21 × 692.82
  4. Step 4: Simplify right side
    2,424.19x = 2,519,239.01
  5. Step 5: Solve for x
    x = 2,519,239.01/2,424.19
  6. Step 6: Final answer
    x = 1,039.21

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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.