Home / 11,611.79-16,024.28-6,306.60

Finding the Fourth Proportional to 11,611.79, 16,024.28 and 6,306.60

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Solution

The fourth proportional to 11,611.79, 16,024.28 and 6,306.60 is: 8,703.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,611.79 : 16,024.28 = 6,306.60 : x
  2. Step 2: Convert to fraction form
    11,611.79/16,024.28 = 6,306.60/x
  3. Step 3: Cross multiply
    11,611.79x = 16,024.28 × 6,306.60
  4. Step 4: Simplify right side
    11,611.79x = 101,058,692.72
  5. Step 5: Solve for x
    x = 101,058,692.72/11,611.79
  6. Step 6: Final answer
    x = 8,703.11

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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.