Home / 3,063.80-4,595.70-1,419.86

Finding the Fourth Proportional to 3,063.80, 4,595.70 and 1,419.86

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Solution

The fourth proportional to 3,063.80, 4,595.70 and 1,419.86 is: 2,129.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,063.80 : 4,595.70 = 1,419.86 : x
  2. Step 2: Convert to fraction form
    3,063.80/4,595.70 = 1,419.86/x
  3. Step 3: Cross multiply
    3,063.80x = 4,595.70 × 1,419.86
  4. Step 4: Simplify right side
    3,063.80x = 6,525,250.60
  5. Step 5: Solve for x
    x = 6,525,250.60/3,063.80
  6. Step 6: Final answer
    x = 2,129.79

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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.