Home / 3,655.20-5,042.08-2,083

Finding the Fourth Proportional to 3,655.20, 5,042.08 and 2,083

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Solution

The fourth proportional to 3,655.20, 5,042.08 and 2,083 is: 2,873.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,655.20 : 5,042.08 = 2,083 : x
  2. Step 2: Convert to fraction form
    3,655.20/5,042.08 = 2,083/x
  3. Step 3: Cross multiply
    3,655.20x = 5,042.08 × 2,083
  4. Step 4: Simplify right side
    3,655.20x = 10,502,652.64
  5. Step 5: Solve for x
    x = 10,502,652.64/3,655.20
  6. Step 6: Final answer
    x = 2,873.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.