Home / 3,016.55-4,521.60-1,261.11

Finding the Fourth Proportional to 3,016.55, 4,521.60 and 1,261.11

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Solution

The fourth proportional to 3,016.55, 4,521.60 and 1,261.11 is: 1,890.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,016.55 : 4,521.60 = 1,261.11 : x
  2. Step 2: Convert to fraction form
    3,016.55/4,521.60 = 1,261.11/x
  3. Step 3: Cross multiply
    3,016.55x = 4,521.60 × 1,261.11
  4. Step 4: Simplify right side
    3,016.55x = 5,702,234.98
  5. Step 5: Solve for x
    x = 5,702,234.98/3,016.55
  6. Step 6: Final answer
    x = 1,890.32

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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.