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Finding the Fourth Proportional to 8,692.58, 13,054.97 and 4,535.46

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Solution

The fourth proportional to 8,692.58, 13,054.97 and 4,535.46 is: 6,811.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,692.58 : 13,054.97 = 4,535.46 : x
  2. Step 2: Convert to fraction form
    8,692.58/13,054.97 = 4,535.46/x
  3. Step 3: Cross multiply
    8,692.58x = 13,054.97 × 4,535.46
  4. Step 4: Simplify right side
    8,692.58x = 59,210,305.57
  5. Step 5: Solve for x
    x = 59,210,305.57/8,692.58
  6. Step 6: Final answer
    x = 6,811.59

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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.