Home / 1,852.08-2,557.97-1,261.59

Finding the Fourth Proportional to 1,852.08, 2,557.97 and 1,261.59

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Solution

The fourth proportional to 1,852.08, 2,557.97 and 1,261.59 is: 1,742.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,852.08 : 2,557.97 = 1,261.59 : x
  2. Step 2: Convert to fraction form
    1,852.08/2,557.97 = 1,261.59/x
  3. Step 3: Cross multiply
    1,852.08x = 2,557.97 × 1,261.59
  4. Step 4: Simplify right side
    1,852.08x = 3,227,109.37
  5. Step 5: Solve for x
    x = 3,227,109.37/1,852.08
  6. Step 6: Final answer
    x = 1,742.42

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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.