Home / 9,982.53-14,953.75-4,969.80

Finding the Fourth Proportional to 9,982.53, 14,953.75 and 4,969.80

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Solution

The fourth proportional to 9,982.53, 14,953.75 and 4,969.80 is: 7,444.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,982.53 : 14,953.75 = 4,969.80 : x
  2. Step 2: Convert to fraction form
    9,982.53/14,953.75 = 4,969.80/x
  3. Step 3: Cross multiply
    9,982.53x = 14,953.75 × 4,969.80
  4. Step 4: Simplify right side
    9,982.53x = 74,317,134.33
  5. Step 5: Solve for x
    x = 74,317,134.33/9,982.53
  6. Step 6: Final answer
    x = 7,444.72

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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.