Home / 10,174.74-14,031.78-6,982.41

Finding the Fourth Proportional to 10,174.74, 14,031.78 and 6,982.41

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Solution

The fourth proportional to 10,174.74, 14,031.78 and 6,982.41 is: 9,629.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,174.74 : 14,031.78 = 6,982.41 : x
  2. Step 2: Convert to fraction form
    10,174.74/14,031.78 = 6,982.41/x
  3. Step 3: Cross multiply
    10,174.74x = 14,031.78 × 6,982.41
  4. Step 4: Simplify right side
    10,174.74x = 97,975,640.99
  5. Step 5: Solve for x
    x = 97,975,640.99/10,174.74
  6. Step 6: Final answer
    x = 9,629.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.