Home / 6,412.23-9,618.80-2,029.77

Finding the Fourth Proportional to 6,412.23, 9,618.80 and 2,029.77

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Solution

The fourth proportional to 6,412.23, 9,618.80 and 2,029.77 is: 3,044.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,412.23 : 9,618.80 = 2,029.77 : x
  2. Step 2: Convert to fraction form
    6,412.23/9,618.80 = 2,029.77/x
  3. Step 3: Cross multiply
    6,412.23x = 9,618.80 × 2,029.77
  4. Step 4: Simplify right side
    6,412.23x = 19,523,941.53
  5. Step 5: Solve for x
    x = 19,523,941.53/6,412.23
  6. Step 6: Final answer
    x = 3,044.80

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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.