Home / 4,181.39-6,271.90-1,259.62

Finding the Fourth Proportional to 4,181.39, 6,271.90 and 1,259.62

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Solution

The fourth proportional to 4,181.39, 6,271.90 and 1,259.62 is: 1,889.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,181.39 : 6,271.90 = 1,259.62 : x
  2. Step 2: Convert to fraction form
    4,181.39/6,271.90 = 1,259.62/x
  3. Step 3: Cross multiply
    4,181.39x = 6,271.90 × 1,259.62
  4. Step 4: Simplify right side
    4,181.39x = 7,900,191.85
  5. Step 5: Solve for x
    x = 7,900,191.85/4,181.39
  6. Step 6: Final answer
    x = 1,889.37

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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.