Home / 4,761.55-7,140.35-1,799.48

Finding the Fourth Proportional to 4,761.55, 7,140.35 and 1,799.48

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Solution

The fourth proportional to 4,761.55, 7,140.35 and 1,799.48 is: 2,698.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,761.55 : 7,140.35 = 1,799.48 : x
  2. Step 2: Convert to fraction form
    4,761.55/7,140.35 = 1,799.48/x
  3. Step 3: Cross multiply
    4,761.55x = 7,140.35 × 1,799.48
  4. Step 4: Simplify right side
    4,761.55x = 12,848,939.37
  5. Step 5: Solve for x
    x = 12,848,939.37/4,761.55
  6. Step 6: Final answer
    x = 2,698.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.