Home / 2,940.08-4,057.08-1,697.84

Finding the Fourth Proportional to 2,940.08, 4,057.08 and 1,697.84

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Solution

The fourth proportional to 2,940.08, 4,057.08 and 1,697.84 is: 2,342.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,940.08 : 4,057.08 = 1,697.84 : x
  2. Step 2: Convert to fraction form
    2,940.08/4,057.08 = 1,697.84/x
  3. Step 3: Cross multiply
    2,940.08x = 4,057.08 × 1,697.84
  4. Step 4: Simplify right side
    2,940.08x = 6,888,272.71
  5. Step 5: Solve for x
    x = 6,888,272.71/2,940.08
  6. Step 6: Final answer
    x = 2,342.89

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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.