Home / 2,795.60-3,858.08-1,677.33

Finding the Fourth Proportional to 2,795.60, 3,858.08 and 1,677.33

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Solution

The fourth proportional to 2,795.60, 3,858.08 and 1,677.33 is: 2,314.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,795.60 : 3,858.08 = 1,677.33 : x
  2. Step 2: Convert to fraction form
    2,795.60/3,858.08 = 1,677.33/x
  3. Step 3: Cross multiply
    2,795.60x = 3,858.08 × 1,677.33
  4. Step 4: Simplify right side
    2,795.60x = 6,471,264.94
  5. Step 5: Solve for x
    x = 6,471,264.94/2,795.60
  6. Step 6: Final answer
    x = 2,314.81

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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.