Home / 2,684.98-3,705.26-1,506.06

Finding the Fourth Proportional to 2,684.98, 3,705.26 and 1,506.06

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Solution

The fourth proportional to 2,684.98, 3,705.26 and 1,506.06 is: 2,078.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,684.98 : 3,705.26 = 1,506.06 : x
  2. Step 2: Convert to fraction form
    2,684.98/3,705.26 = 1,506.06/x
  3. Step 3: Cross multiply
    2,684.98x = 3,705.26 × 1,506.06
  4. Step 4: Simplify right side
    2,684.98x = 5,580,329.11
  5. Step 5: Solve for x
    x = 5,580,329.11/2,684.98
  6. Step 6: Final answer
    x = 2,078.35

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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.