Home / 3,435.27-4,735.51-2,687.93

Finding the Fourth Proportional to 3,435.27, 4,735.51 and 2,687.93

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Solution

The fourth proportional to 3,435.27, 4,735.51 and 2,687.93 is: 3,705.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,435.27 : 4,735.51 = 2,687.93 : x
  2. Step 2: Convert to fraction form
    3,435.27/4,735.51 = 2,687.93/x
  3. Step 3: Cross multiply
    3,435.27x = 4,735.51 × 2,687.93
  4. Step 4: Simplify right side
    3,435.27x = 12,728,705.95
  5. Step 5: Solve for x
    x = 12,728,705.95/3,435.27
  6. Step 6: Final answer
    x = 3,705.30

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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.