Home / 3,118.36-4,303.30-1,702.01

Finding the Fourth Proportional to 3,118.36, 4,303.30 and 1,702.01

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Solution

The fourth proportional to 3,118.36, 4,303.30 and 1,702.01 is: 2,348.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,118.36 : 4,303.30 = 1,702.01 : x
  2. Step 2: Convert to fraction form
    3,118.36/4,303.30 = 1,702.01/x
  3. Step 3: Cross multiply
    3,118.36x = 4,303.30 × 1,702.01
  4. Step 4: Simplify right side
    3,118.36x = 7,324,259.63
  5. Step 5: Solve for x
    x = 7,324,259.63/3,118.36
  6. Step 6: Final answer
    x = 2,348.75

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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.