Home / 3,291.58-4,542.37-1,799.50

Finding the Fourth Proportional to 3,291.58, 4,542.37 and 1,799.50

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Solution

The fourth proportional to 3,291.58, 4,542.37 and 1,799.50 is: 2,483.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,291.58 : 4,542.37 = 1,799.50 : x
  2. Step 2: Convert to fraction form
    3,291.58/4,542.37 = 1,799.50/x
  3. Step 3: Cross multiply
    3,291.58x = 4,542.37 × 1,799.50
  4. Step 4: Simplify right side
    3,291.58x = 8,173,994.82
  5. Step 5: Solve for x
    x = 8,173,994.82/3,291.58
  6. Step 6: Final answer
    x = 2,483.30

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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.