Home / 3,090.16-4,632-2,267.20

Finding the Fourth Proportional to 3,090.16, 4,632 and 2,267.20

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Solution

The fourth proportional to 3,090.16, 4,632 and 2,267.20 is: 3,398.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,090.16 : 4,632 = 2,267.20 : x
  2. Step 2: Convert to fraction form
    3,090.16/4,632 = 2,267.20/x
  3. Step 3: Cross multiply
    3,090.16x = 4,632 × 2,267.20
  4. Step 4: Simplify right side
    3,090.16x = 10,501,670.40
  5. Step 5: Solve for x
    x = 10,501,670.40/3,090.16
  6. Step 6: Final answer
    x = 3,398.42

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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.