Home / 2,958.55-4,082.35-1,699.66

Finding the Fourth Proportional to 2,958.55, 4,082.35 and 1,699.66

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Solution

The fourth proportional to 2,958.55, 4,082.35 and 1,699.66 is: 2,345.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,958.55 : 4,082.35 = 1,699.66 : x
  2. Step 2: Convert to fraction form
    2,958.55/4,082.35 = 1,699.66/x
  3. Step 3: Cross multiply
    2,958.55x = 4,082.35 × 1,699.66
  4. Step 4: Simplify right side
    2,958.55x = 6,938,607.00
  5. Step 5: Solve for x
    x = 6,938,607.00/2,958.55
  6. Step 6: Final answer
    x = 2,345.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.