Home / 4,181.27-6,271.89-1,259.57

Finding the Fourth Proportional to 4,181.27, 6,271.89 and 1,259.57

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Solution

The fourth proportional to 4,181.27, 6,271.89 and 1,259.57 is: 1,889.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,181.27 : 6,271.89 = 1,259.57 : x
  2. Step 2: Convert to fraction form
    4,181.27/6,271.89 = 1,259.57/x
  3. Step 3: Cross multiply
    4,181.27x = 6,271.89 × 1,259.57
  4. Step 4: Simplify right side
    4,181.27x = 7,899,853.13
  5. Step 5: Solve for x
    x = 7,899,853.13/4,181.27
  6. Step 6: Final answer
    x = 1,889.35

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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.