Home / 1,616.51-2,424.15-1,099.32

Finding the Fourth Proportional to 1,616.51, 2,424.15 and 1,099.32

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Solution

The fourth proportional to 1,616.51, 2,424.15 and 1,099.32 is: 1,648.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,616.51 : 2,424.15 = 1,099.32 : x
  2. Step 2: Convert to fraction form
    1,616.51/2,424.15 = 1,099.32/x
  3. Step 3: Cross multiply
    1,616.51x = 2,424.15 × 1,099.32
  4. Step 4: Simplify right side
    1,616.51x = 2,664,916.58
  5. Step 5: Solve for x
    x = 2,664,916.58/1,616.51
  6. Step 6: Final answer
    x = 1,648.56

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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.