Home / 2,381.19-3,564.87-1,798.62

Finding the Fourth Proportional to 2,381.19, 3,564.87 and 1,798.62

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Solution

The fourth proportional to 2,381.19, 3,564.87 and 1,798.62 is: 2,692.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,381.19 : 3,564.87 = 1,798.62 : x
  2. Step 2: Convert to fraction form
    2,381.19/3,564.87 = 1,798.62/x
  3. Step 3: Cross multiply
    2,381.19x = 3,564.87 × 1,798.62
  4. Step 4: Simplify right side
    2,381.19x = 6,411,846.48
  5. Step 5: Solve for x
    x = 6,411,846.48/2,381.19
  6. Step 6: Final answer
    x = 2,692.71

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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.