Home / 9,982.40-14,970.26-3,317.36

Finding the Fourth Proportional to 9,982.40, 14,970.26 and 3,317.36

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Solution

The fourth proportional to 9,982.40, 14,970.26 and 3,317.36 is: 4,974.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,982.40 : 14,970.26 = 3,317.36 : x
  2. Step 2: Convert to fraction form
    9,982.40/14,970.26 = 3,317.36/x
  3. Step 3: Cross multiply
    9,982.40x = 14,970.26 × 3,317.36
  4. Step 4: Simplify right side
    9,982.40x = 49,661,741.71
  5. Step 5: Solve for x
    x = 49,661,741.71/9,982.40
  6. Step 6: Final answer
    x = 4,974.93

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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.