Home / 2,235.63-3,084.70-1,351.26

Finding the Fourth Proportional to 2,235.63, 3,084.70 and 1,351.26

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Solution

The fourth proportional to 2,235.63, 3,084.70 and 1,351.26 is: 1,864.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,235.63 : 3,084.70 = 1,351.26 : x
  2. Step 2: Convert to fraction form
    2,235.63/3,084.70 = 1,351.26/x
  3. Step 3: Cross multiply
    2,235.63x = 3,084.70 × 1,351.26
  4. Step 4: Simplify right side
    2,235.63x = 4,168,231.72
  5. Step 5: Solve for x
    x = 4,168,231.72/2,235.63
  6. Step 6: Final answer
    x = 1,864.46

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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.