Home / 1,790.16-2,683.48-1,644.36

Finding the Fourth Proportional to 1,790.16, 2,683.48 and 1,644.36

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Solution

The fourth proportional to 1,790.16, 2,683.48 and 1,644.36 is: 2,464.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,790.16 : 2,683.48 = 1,644.36 : x
  2. Step 2: Convert to fraction form
    1,790.16/2,683.48 = 1,644.36/x
  3. Step 3: Cross multiply
    1,790.16x = 2,683.48 × 1,644.36
  4. Step 4: Simplify right side
    1,790.16x = 4,412,607.17
  5. Step 5: Solve for x
    x = 4,412,607.17/1,790.16
  6. Step 6: Final answer
    x = 2,464.92

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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.