Home / 2,677.36-3,994.94-2,385.04

Finding the Fourth Proportional to 2,677.36, 3,994.94 and 2,385.04

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Solution

The fourth proportional to 2,677.36, 3,994.94 and 2,385.04 is: 3,558.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,677.36 : 3,994.94 = 2,385.04 : x
  2. Step 2: Convert to fraction form
    2,677.36/3,994.94 = 2,385.04/x
  3. Step 3: Cross multiply
    2,677.36x = 3,994.94 × 2,385.04
  4. Step 4: Simplify right side
    2,677.36x = 9,528,091.70
  5. Step 5: Solve for x
    x = 9,528,091.70/2,677.36
  6. Step 6: Final answer
    x = 3,558.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.