Home / 1,643.88-2,466.22-1,094.70

Finding the Fourth Proportional to 1,643.88, 2,466.22 and 1,094.70

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Solution

The fourth proportional to 1,643.88, 2,466.22 and 1,094.70 is: 1,642.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,643.88 : 2,466.22 = 1,094.70 : x
  2. Step 2: Convert to fraction form
    1,643.88/2,466.22 = 1,094.70/x
  3. Step 3: Cross multiply
    1,643.88x = 2,466.22 × 1,094.70
  4. Step 4: Simplify right side
    1,643.88x = 2,699,771.03
  5. Step 5: Solve for x
    x = 2,699,771.03/1,643.88
  6. Step 6: Final answer
    x = 1,642.32

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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.