Home / 3,506.43-4,838.67-2,180.23

Finding the Fourth Proportional to 3,506.43, 4,838.67 and 2,180.23

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Solution

The fourth proportional to 3,506.43, 4,838.67 and 2,180.23 is: 3,008.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,506.43 : 4,838.67 = 2,180.23 : x
  2. Step 2: Convert to fraction form
    3,506.43/4,838.67 = 2,180.23/x
  3. Step 3: Cross multiply
    3,506.43x = 4,838.67 × 2,180.23
  4. Step 4: Simplify right side
    3,506.43x = 10,549,413.49
  5. Step 5: Solve for x
    x = 10,549,413.49/3,506.43
  6. Step 6: Final answer
    x = 3,008.59

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Find fourth proportional to 3,507.43, 4,840.05 and 2,181.23
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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.