Home / 4,994.60-7,486.86-1,705.46

Finding the Fourth Proportional to 4,994.60, 7,486.86 and 1,705.46

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Solution

The fourth proportional to 4,994.60, 7,486.86 and 1,705.46 is: 2,556.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,994.60 : 7,486.86 = 1,705.46 : x
  2. Step 2: Convert to fraction form
    4,994.60/7,486.86 = 1,705.46/x
  3. Step 3: Cross multiply
    4,994.60x = 7,486.86 × 1,705.46
  4. Step 4: Simplify right side
    4,994.60x = 12,768,509.22
  5. Step 5: Solve for x
    x = 12,768,509.22/4,994.60
  6. Step 6: Final answer
    x = 2,556.47

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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.