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Finding the Fourth Proportional to 8,596.32, 11,868.66 and 6,603.32

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Solution

The fourth proportional to 8,596.32, 11,868.66 and 6,603.32 is: 9,116.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,596.32 : 11,868.66 = 6,603.32 : x
  2. Step 2: Convert to fraction form
    8,596.32/11,868.66 = 6,603.32/x
  3. Step 3: Cross multiply
    8,596.32x = 11,868.66 × 6,603.32
  4. Step 4: Simplify right side
    8,596.32x = 78,372,559.95
  5. Step 5: Solve for x
    x = 78,372,559.95/8,596.32
  6. Step 6: Final answer
    x = 9,116.99

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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.