Home / 3,090.08-4,636.14-1,142.44

Finding the Fourth Proportional to 3,090.08, 4,636.14 and 1,142.44

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Solution

The fourth proportional to 3,090.08, 4,636.14 and 1,142.44 is: 1,714.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,090.08 : 4,636.14 = 1,142.44 : x
  2. Step 2: Convert to fraction form
    3,090.08/4,636.14 = 1,142.44/x
  3. Step 3: Cross multiply
    3,090.08x = 4,636.14 × 1,142.44
  4. Step 4: Simplify right side
    3,090.08x = 5,296,495.91
  5. Step 5: Solve for x
    x = 5,296,495.91/3,090.08
  6. Step 6: Final answer
    x = 1,714.03

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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.