Home / 7,537.23-10,401.32-4,180.05

Finding the Fourth Proportional to 7,537.23, 10,401.32 and 4,180.05

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Solution

The fourth proportional to 7,537.23, 10,401.32 and 4,180.05 is: 5,768.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,537.23 : 10,401.32 = 4,180.05 : x
  2. Step 2: Convert to fraction form
    7,537.23/10,401.32 = 4,180.05/x
  3. Step 3: Cross multiply
    7,537.23x = 10,401.32 × 4,180.05
  4. Step 4: Simplify right side
    7,537.23x = 43,478,016.77
  5. Step 5: Solve for x
    x = 43,478,016.77/7,537.23
  6. Step 6: Final answer
    x = 5,768.43

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Half 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.