Home / 4,692.39-7,037.56-1,918.34

Finding the Fourth Proportional to 4,692.39, 7,037.56 and 1,918.34

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Solution

The fourth proportional to 4,692.39, 7,037.56 and 1,918.34 is: 2,877.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,692.39 : 7,037.56 = 1,918.34 : x
  2. Step 2: Convert to fraction form
    4,692.39/7,037.56 = 1,918.34/x
  3. Step 3: Cross multiply
    4,692.39x = 7,037.56 × 1,918.34
  4. Step 4: Simplify right side
    4,692.39x = 13,500,432.85
  5. Step 5: Solve for x
    x = 13,500,432.85/4,692.39
  6. Step 6: Final answer
    x = 2,877.09

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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.