Home / 2,174.19-3,260.40-692.93

Finding the Fourth Proportional to 2,174.19, 3,260.40 and 692.93

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Solution

The fourth proportional to 2,174.19, 3,260.40 and 692.93 is: 1,039.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,174.19 : 3,260.40 = 692.93 : x
  2. Step 2: Convert to fraction form
    2,174.19/3,260.40 = 692.93/x
  3. Step 3: Cross multiply
    2,174.19x = 3,260.40 × 692.93
  4. Step 4: Simplify right side
    2,174.19x = 2,259,212.67
  5. Step 5: Solve for x
    x = 2,259,212.67/2,174.19
  6. Step 6: Final answer
    x = 1,039.11

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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.