Home / 6,412.31-9,619.46-2,030.77

Finding the Fourth Proportional to 6,412.31, 9,619.46 and 2,030.77

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Solution

The fourth proportional to 6,412.31, 9,619.46 and 2,030.77 is: 3,046.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,412.31 : 9,619.46 = 2,030.77 : x
  2. Step 2: Convert to fraction form
    6,412.31/9,619.46 = 2,030.77/x
  3. Step 3: Cross multiply
    6,412.31x = 9,619.46 × 2,030.77
  4. Step 4: Simplify right side
    6,412.31x = 19,534,920.27
  5. Step 5: Solve for x
    x = 19,534,920.27/6,412.31
  6. Step 6: Final answer
    x = 3,046.47

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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.