Home / 4,408.93-6,615.55-1,776.32

Finding the Fourth Proportional to 4,408.93, 6,615.55 and 1,776.32

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Solution

The fourth proportional to 4,408.93, 6,615.55 and 1,776.32 is: 2,665.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,408.93 : 6,615.55 = 1,776.32 : x
  2. Step 2: Convert to fraction form
    4,408.93/6,615.55 = 1,776.32/x
  3. Step 3: Cross multiply
    4,408.93x = 6,615.55 × 1,776.32
  4. Step 4: Simplify right side
    4,408.93x = 11,751,300.70
  5. Step 5: Solve for x
    x = 11,751,300.70/4,408.93
  6. Step 6: Final answer
    x = 2,665.34

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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.