Home / 2,245.02-3,368.97-1,090.14

Finding the Fourth Proportional to 2,245.02, 3,368.97 and 1,090.14

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Solution

The fourth proportional to 2,245.02, 3,368.97 and 1,090.14 is: 1,635.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,245.02 : 3,368.97 = 1,090.14 : x
  2. Step 2: Convert to fraction form
    2,245.02/3,368.97 = 1,090.14/x
  3. Step 3: Cross multiply
    2,245.02x = 3,368.97 × 1,090.14
  4. Step 4: Simplify right side
    2,245.02x = 3,672,648.96
  5. Step 5: Solve for x
    x = 3,672,648.96/2,245.02
  6. Step 6: Final answer
    x = 1,635.91

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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.