Home / 3,068.20-4,602.30-2,830.60

Finding the Fourth Proportional to 3,068.20, 4,602.30 and 2,830.60

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Solution

The fourth proportional to 3,068.20, 4,602.30 and 2,830.60 is: 4,245.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,068.20 : 4,602.30 = 2,830.60 : x
  2. Step 2: Convert to fraction form
    3,068.20/4,602.30 = 2,830.60/x
  3. Step 3: Cross multiply
    3,068.20x = 4,602.30 × 2,830.60
  4. Step 4: Simplify right side
    3,068.20x = 13,027,270.38
  5. Step 5: Solve for x
    x = 13,027,270.38/3,068.20
  6. Step 6: Final answer
    x = 4,245.90

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1.5x scale

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.