Home / 3,089.36-4,263.62-1,763.26

Finding the Fourth Proportional to 3,089.36, 4,263.62 and 1,763.26

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Solution

The fourth proportional to 3,089.36, 4,263.62 and 1,763.26 is: 2,433.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,089.36 : 4,263.62 = 1,763.26 : x
  2. Step 2: Convert to fraction form
    3,089.36/4,263.62 = 1,763.26/x
  3. Step 3: Cross multiply
    3,089.36x = 4,263.62 × 1,763.26
  4. Step 4: Simplify right side
    3,089.36x = 7,517,881.26
  5. Step 5: Solve for x
    x = 7,517,881.26/3,089.36
  6. Step 6: Final answer
    x = 2,433.48

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1.5x scale

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.