Home / 8,692.35-13,028.45-4,002.51

Finding the Fourth Proportional to 8,692.35, 13,028.45 and 4,002.51

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Solution

The fourth proportional to 8,692.35, 13,028.45 and 4,002.51 is: 5,999.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,692.35 : 13,028.45 = 4,002.51 : x
  2. Step 2: Convert to fraction form
    8,692.35/13,028.45 = 4,002.51/x
  3. Step 3: Cross multiply
    8,692.35x = 13,028.45 × 4,002.51
  4. Step 4: Simplify right side
    8,692.35x = 52,146,530.25
  5. Step 5: Solve for x
    x = 52,146,530.25/8,692.35
  6. Step 6: Final answer
    x = 5,999.13

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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.