Home / 10,692.42-14,754.26-5,911.72

Finding the Fourth Proportional to 10,692.42, 14,754.26 and 5,911.72

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Solution

The fourth proportional to 10,692.42, 14,754.26 and 5,911.72 is: 8,157.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,692.42 : 14,754.26 = 5,911.72 : x
  2. Step 2: Convert to fraction form
    10,692.42/14,754.26 = 5,911.72/x
  3. Step 3: Cross multiply
    10,692.42x = 14,754.26 × 5,911.72
  4. Step 4: Simplify right side
    10,692.42x = 87,223,027.60
  5. Step 5: Solve for x
    x = 87,223,027.60/10,692.42
  6. Step 6: Final answer
    x = 8,157.46

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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.