Home / 2,620.02-3,615.66-1,441.08

Finding the Fourth Proportional to 2,620.02, 3,615.66 and 1,441.08

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Solution

The fourth proportional to 2,620.02, 3,615.66 and 1,441.08 is: 1,988.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,620.02 : 3,615.66 = 1,441.08 : x
  2. Step 2: Convert to fraction form
    2,620.02/3,615.66 = 1,441.08/x
  3. Step 3: Cross multiply
    2,620.02x = 3,615.66 × 1,441.08
  4. Step 4: Simplify right side
    2,620.02x = 5,210,455.31
  5. Step 5: Solve for x
    x = 5,210,455.31/2,620.02
  6. Step 6: Final answer
    x = 1,988.71

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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.