Home / 4,185.52-6,271.62-2,211.08

Finding the Fourth Proportional to 4,185.52, 6,271.62 and 2,211.08

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Solution

The fourth proportional to 4,185.52, 6,271.62 and 2,211.08 is: 3,313.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,185.52 : 6,271.62 = 2,211.08 : x
  2. Step 2: Convert to fraction form
    4,185.52/6,271.62 = 2,211.08/x
  3. Step 3: Cross multiply
    4,185.52x = 6,271.62 × 2,211.08
  4. Step 4: Simplify right side
    4,185.52x = 13,867,053.55
  5. Step 5: Solve for x
    x = 13,867,053.55/4,185.52
  6. Step 6: Final answer
    x = 3,313.10

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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.