Home / 1,629.72-2,444.58-1,602.18

Finding the Fourth Proportional to 1,629.72, 2,444.58 and 1,602.18

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Solution

The fourth proportional to 1,629.72, 2,444.58 and 1,602.18 is: 2,403.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,629.72 : 2,444.58 = 1,602.18 : x
  2. Step 2: Convert to fraction form
    1,629.72/2,444.58 = 1,602.18/x
  3. Step 3: Cross multiply
    1,629.72x = 2,444.58 × 1,602.18
  4. Step 4: Simplify right side
    1,629.72x = 3,916,657.18
  5. Step 5: Solve for x
    x = 3,916,657.18/1,629.72
  6. Step 6: Final answer
    x = 2,403.27

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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.