Home / 3,135.60-4,692.46-2,479.50

Finding the Fourth Proportional to 3,135.60, 4,692.46 and 2,479.50

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Solution

The fourth proportional to 3,135.60, 4,692.46 and 2,479.50 is: 3,710.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,135.60 : 4,692.46 = 2,479.50 : x
  2. Step 2: Convert to fraction form
    3,135.60/4,692.46 = 2,479.50/x
  3. Step 3: Cross multiply
    3,135.60x = 4,692.46 × 2,479.50
  4. Step 4: Simplify right side
    3,135.60x = 11,634,954.57
  5. Step 5: Solve for x
    x = 11,634,954.57/3,135.60
  6. Step 6: Final answer
    x = 3,710.60

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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.