Home / 8,692.20-13,016.16-4,792.32

Finding the Fourth Proportional to 8,692.20, 13,016.16 and 4,792.32

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Solution

The fourth proportional to 8,692.20, 13,016.16 and 4,792.32 is: 7,176.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,692.20 : 13,016.16 = 4,792.32 : x
  2. Step 2: Convert to fraction form
    8,692.20/13,016.16 = 4,792.32/x
  3. Step 3: Cross multiply
    8,692.20x = 13,016.16 × 4,792.32
  4. Step 4: Simplify right side
    8,692.20x = 62,377,603.89
  5. Step 5: Solve for x
    x = 62,377,603.89/8,692.20
  6. Step 6: Final answer
    x = 7,176.27

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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.