Home / 3,360.93-4,638.67-2,185.41

Finding the Fourth Proportional to 3,360.93, 4,638.67 and 2,185.41

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Solution

The fourth proportional to 3,360.93, 4,638.67 and 2,185.41 is: 3,016.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,360.93 : 4,638.67 = 2,185.41 : x
  2. Step 2: Convert to fraction form
    3,360.93/4,638.67 = 2,185.41/x
  3. Step 3: Cross multiply
    3,360.93x = 4,638.67 × 2,185.41
  4. Step 4: Simplify right side
    3,360.93x = 10,137,407.74
  5. Step 5: Solve for x
    x = 10,137,407.74/3,360.93
  6. Step 6: Final answer
    x = 3,016.25

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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.