Home / 3,058.12-4,220.16-1,799.32

Finding the Fourth Proportional to 3,058.12, 4,220.16 and 1,799.32

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Solution

The fourth proportional to 3,058.12, 4,220.16 and 1,799.32 is: 2,483.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,058.12 : 4,220.16 = 1,799.32 : x
  2. Step 2: Convert to fraction form
    3,058.12/4,220.16 = 1,799.32/x
  3. Step 3: Cross multiply
    3,058.12x = 4,220.16 × 1,799.32
  4. Step 4: Simplify right side
    3,058.12x = 7,593,418.29
  5. Step 5: Solve for x
    x = 7,593,418.29/3,058.12
  6. Step 6: Final answer
    x = 2,483.03

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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.