Home / 11,011.34-15,195.53-5,975.67

Finding the Fourth Proportional to 11,011.34, 15,195.53 and 5,975.67

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Solution

The fourth proportional to 11,011.34, 15,195.53 and 5,975.67 is: 8,246.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,011.34 : 15,195.53 = 5,975.67 : x
  2. Step 2: Convert to fraction form
    11,011.34/15,195.53 = 5,975.67/x
  3. Step 3: Cross multiply
    11,011.34x = 15,195.53 × 5,975.67
  4. Step 4: Simplify right side
    11,011.34x = 90,803,544.68
  5. Step 5: Solve for x
    x = 90,803,544.68/11,011.34
  6. Step 6: Final answer
    x = 8,246.36

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Half scale
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Double scale
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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.