Home / 2,461.02-3,690.24-1,211.06

Finding the Fourth Proportional to 2,461.02, 3,690.24 and 1,211.06

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Solution

The fourth proportional to 2,461.02, 3,690.24 and 1,211.06 is: 1,815.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,461.02 : 3,690.24 = 1,211.06 : x
  2. Step 2: Convert to fraction form
    2,461.02/3,690.24 = 1,211.06/x
  3. Step 3: Cross multiply
    2,461.02x = 3,690.24 × 1,211.06
  4. Step 4: Simplify right side
    2,461.02x = 4,469,102.05
  5. Step 5: Solve for x
    x = 4,469,102.05/2,461.02
  6. Step 6: Final answer
    x = 1,815.96

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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.