Home / 3,376.56-4,643.88-2,712.36

Finding the Fourth Proportional to 3,376.56, 4,643.88 and 2,712.36

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Solution

The fourth proportional to 3,376.56, 4,643.88 and 2,712.36 is: 3,730.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,376.56 : 4,643.88 = 2,712.36 : x
  2. Step 2: Convert to fraction form
    3,376.56/4,643.88 = 2,712.36/x
  3. Step 3: Cross multiply
    3,376.56x = 4,643.88 × 2,712.36
  4. Step 4: Simplify right side
    3,376.56x = 12,595,874.36
  5. Step 5: Solve for x
    x = 12,595,874.36/3,376.56
  6. Step 6: Final answer
    x = 3,730.39

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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.