Home / 9,829.93-14,744.80-3,985.15

Finding the Fourth Proportional to 9,829.93, 14,744.80 and 3,985.15

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Solution

The fourth proportional to 9,829.93, 14,744.80 and 3,985.15 is: 5,977.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,829.93 : 14,744.80 = 3,985.15 : x
  2. Step 2: Convert to fraction form
    9,829.93/14,744.80 = 3,985.15/x
  3. Step 3: Cross multiply
    9,829.93x = 14,744.80 × 3,985.15
  4. Step 4: Simplify right side
    9,829.93x = 58,760,207.84
  5. Step 5: Solve for x
    x = 58,760,207.84/9,829.93
  6. Step 6: Final answer
    x = 5,977.68

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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.