Home / 1,644.93-2,268.38-1,271.01

Finding the Fourth Proportional to 1,644.93, 2,268.38 and 1,271.01

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Solution

The fourth proportional to 1,644.93, 2,268.38 and 1,271.01 is: 1,752.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,644.93 : 2,268.38 = 1,271.01 : x
  2. Step 2: Convert to fraction form
    1,644.93/2,268.38 = 1,271.01/x
  3. Step 3: Cross multiply
    1,644.93x = 2,268.38 × 1,271.01
  4. Step 4: Simplify right side
    1,644.93x = 2,883,127.31
  5. Step 5: Solve for x
    x = 2,883,127.31/1,644.93
  6. Step 6: Final answer
    x = 1,752.74

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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.