Home / 2,427.77-3,351.59-1,635.26

Finding the Fourth Proportional to 2,427.77, 3,351.59 and 1,635.26

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Solution

The fourth proportional to 2,427.77, 3,351.59 and 1,635.26 is: 2,257.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,427.77 : 3,351.59 = 1,635.26 : x
  2. Step 2: Convert to fraction form
    2,427.77/3,351.59 = 1,635.26/x
  3. Step 3: Cross multiply
    2,427.77x = 3,351.59 × 1,635.26
  4. Step 4: Simplify right side
    2,427.77x = 5,480,721.06
  5. Step 5: Solve for x
    x = 5,480,721.06/2,427.77
  6. Step 6: Final answer
    x = 2,257.51

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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.