Home / 1,749.40-2,621.80-1,504.26

Finding the Fourth Proportional to 1,749.40, 2,621.80 and 1,504.26

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Solution

The fourth proportional to 1,749.40, 2,621.80 and 1,504.26 is: 2,254.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,749.40 : 2,621.80 = 1,504.26 : x
  2. Step 2: Convert to fraction form
    1,749.40/2,621.80 = 1,504.26/x
  3. Step 3: Cross multiply
    1,749.40x = 2,621.80 × 1,504.26
  4. Step 4: Simplify right side
    1,749.40x = 3,943,868.87
  5. Step 5: Solve for x
    x = 3,943,868.87/1,749.40
  6. Step 6: Final answer
    x = 2,254.41

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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.