Home / 7,158.83-10,741.44-2,776.64

Finding the Fourth Proportional to 7,158.83, 10,741.44 and 2,776.64

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Solution

The fourth proportional to 7,158.83, 10,741.44 and 2,776.64 is: 4,166.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,158.83 : 10,741.44 = 2,776.64 : x
  2. Step 2: Convert to fraction form
    7,158.83/10,741.44 = 2,776.64/x
  3. Step 3: Cross multiply
    7,158.83x = 10,741.44 × 2,776.64
  4. Step 4: Simplify right side
    7,158.83x = 29,825,058.25
  5. Step 5: Solve for x
    x = 29,825,058.25/7,158.83
  6. Step 6: Final answer
    x = 4,166.19

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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.