Home / 3,179.14-4,386.31-1,852.59

Finding the Fourth Proportional to 3,179.14, 4,386.31 and 1,852.59

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Solution

The fourth proportional to 3,179.14, 4,386.31 and 1,852.59 is: 2,556.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,179.14 : 4,386.31 = 1,852.59 : x
  2. Step 2: Convert to fraction form
    3,179.14/4,386.31 = 1,852.59/x
  3. Step 3: Cross multiply
    3,179.14x = 4,386.31 × 1,852.59
  4. Step 4: Simplify right side
    3,179.14x = 8,126,029.41
  5. Step 5: Solve for x
    x = 8,126,029.41/3,179.14
  6. Step 6: Final answer
    x = 2,556.05

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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.