Home / 8,692.32-11,994.66-4,915.29

Finding the Fourth Proportional to 8,692.32, 11,994.66 and 4,915.29

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Solution

The fourth proportional to 8,692.32, 11,994.66 and 4,915.29 is: 6,782.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,692.32 : 11,994.66 = 4,915.29 : x
  2. Step 2: Convert to fraction form
    8,692.32/11,994.66 = 4,915.29/x
  3. Step 3: Cross multiply
    8,692.32x = 11,994.66 × 4,915.29
  4. Step 4: Simplify right side
    8,692.32x = 58,957,232.35
  5. Step 5: Solve for x
    x = 58,957,232.35/8,692.32
  6. Step 6: Final answer
    x = 6,782.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.