Home / 7,673.48-11,501.58-3,780.62

Finding the Fourth Proportional to 7,673.48, 11,501.58 and 3,780.62

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Solution

The fourth proportional to 7,673.48, 11,501.58 and 3,780.62 is: 5,666.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,673.48 : 11,501.58 = 3,780.62 : x
  2. Step 2: Convert to fraction form
    7,673.48/11,501.58 = 3,780.62/x
  3. Step 3: Cross multiply
    7,673.48x = 11,501.58 × 3,780.62
  4. Step 4: Simplify right side
    7,673.48x = 43,483,103.38
  5. Step 5: Solve for x
    x = 43,483,103.38/7,673.48
  6. Step 6: Final answer
    x = 5,666.67

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1.5x scale

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.