Home / 3,464.60-4,779.76-1,951.80

Finding the Fourth Proportional to 3,464.60, 4,779.76 and 1,951.80

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Solution

The fourth proportional to 3,464.60, 4,779.76 and 1,951.80 is: 2,692.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,464.60 : 4,779.76 = 1,951.80 : x
  2. Step 2: Convert to fraction form
    3,464.60/4,779.76 = 1,951.80/x
  3. Step 3: Cross multiply
    3,464.60x = 4,779.76 × 1,951.80
  4. Step 4: Simplify right side
    3,464.60x = 9,329,135.57
  5. Step 5: Solve for x
    x = 9,329,135.57/3,464.60
  6. Step 6: Final answer
    x = 2,692.70

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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.