Home / 1,692.77-2,537.33-1,615.17

Finding the Fourth Proportional to 1,692.77, 2,537.33 and 1,615.17

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Solution

The fourth proportional to 1,692.77, 2,537.33 and 1,615.17 is: 2,421.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,692.77 : 2,537.33 = 1,615.17 : x
  2. Step 2: Convert to fraction form
    1,692.77/2,537.33 = 1,615.17/x
  3. Step 3: Cross multiply
    1,692.77x = 2,537.33 × 1,615.17
  4. Step 4: Simplify right side
    1,692.77x = 4,098,211.22
  5. Step 5: Solve for x
    x = 4,098,211.22/1,692.77
  6. Step 6: Final answer
    x = 2,421.02

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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.