Home / 7,400.67-10,213.11-4,043.45

Finding the Fourth Proportional to 7,400.67, 10,213.11 and 4,043.45

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Solution

The fourth proportional to 7,400.67, 10,213.11 and 4,043.45 is: 5,580.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,400.67 : 10,213.11 = 4,043.45 : x
  2. Step 2: Convert to fraction form
    7,400.67/10,213.11 = 4,043.45/x
  3. Step 3: Cross multiply
    7,400.67x = 10,213.11 × 4,043.45
  4. Step 4: Simplify right side
    7,400.67x = 41,296,148.56
  5. Step 5: Solve for x
    x = 41,296,148.56/7,400.67
  6. Step 6: Final answer
    x = 5,580.06

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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.