Home / 6,412.86-9,619.32-2,030.34

Finding the Fourth Proportional to 6,412.86, 9,619.32 and 2,030.34

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Solution

The fourth proportional to 6,412.86, 9,619.32 and 2,030.34 is: 3,045.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,412.86 : 9,619.32 = 2,030.34 : x
  2. Step 2: Convert to fraction form
    6,412.86/9,619.32 = 2,030.34/x
  3. Step 3: Cross multiply
    6,412.86x = 9,619.32 × 2,030.34
  4. Step 4: Simplify right side
    6,412.86x = 19,530,490.17
  5. Step 5: Solve for x
    x = 19,530,490.17/6,412.86
  6. Step 6: Final answer
    x = 3,045.52

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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.