Home / 3,058.86-4,220.80-1,799.17

Finding the Fourth Proportional to 3,058.86, 4,220.80 and 1,799.17

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Solution

The fourth proportional to 3,058.86, 4,220.80 and 1,799.17 is: 2,482.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,058.86 : 4,220.80 = 1,799.17 : x
  2. Step 2: Convert to fraction form
    3,058.86/4,220.80 = 1,799.17/x
  3. Step 3: Cross multiply
    3,058.86x = 4,220.80 × 1,799.17
  4. Step 4: Simplify right side
    3,058.86x = 7,593,936.74
  5. Step 5: Solve for x
    x = 7,593,936.74/3,058.86
  6. Step 6: Final answer
    x = 2,482.60

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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.