Home / 4,703.49-7,054.11-1,416.78

Finding the Fourth Proportional to 4,703.49, 7,054.11 and 1,416.78

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Solution

The fourth proportional to 4,703.49, 7,054.11 and 1,416.78 is: 2,124.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,703.49 : 7,054.11 = 1,416.78 : x
  2. Step 2: Convert to fraction form
    4,703.49/7,054.11 = 1,416.78/x
  3. Step 3: Cross multiply
    4,703.49x = 7,054.11 × 1,416.78
  4. Step 4: Simplify right side
    4,703.49x = 9,994,121.97
  5. Step 5: Solve for x
    x = 9,994,121.97/4,703.49
  6. Step 6: Final answer
    x = 2,124.83

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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.