Home / 6,495-9,739.64-2,051.56

Finding the Fourth Proportional to 6,495, 9,739.64 and 2,051.56

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Solution

The fourth proportional to 6,495, 9,739.64 and 2,051.56 is: 3,076.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,495 : 9,739.64 = 2,051.56 : x
  2. Step 2: Convert to fraction form
    6,495/9,739.64 = 2,051.56/x
  3. Step 3: Cross multiply
    6,495x = 9,739.64 × 2,051.56
  4. Step 4: Simplify right side
    6,495x = 19,981,455.84
  5. Step 5: Solve for x
    x = 19,981,455.84/6,495
  6. Step 6: Final answer
    x = 3,076.44

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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.