Home / 2,830.10-4,245.15-1,996.34

Finding the Fourth Proportional to 2,830.10, 4,245.15 and 1,996.34

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Solution

The fourth proportional to 2,830.10, 4,245.15 and 1,996.34 is: 2,994.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,830.10 : 4,245.15 = 1,996.34 : x
  2. Step 2: Convert to fraction form
    2,830.10/4,245.15 = 1,996.34/x
  3. Step 3: Cross multiply
    2,830.10x = 4,245.15 × 1,996.34
  4. Step 4: Simplify right side
    2,830.10x = 8,474,762.75
  5. Step 5: Solve for x
    x = 8,474,762.75/2,830.10
  6. Step 6: Final answer
    x = 2,994.51

Related Problems

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Half scale
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Double scale
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Similar ratio
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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.