Home / 7,537.39-10,401.60-4,180.24

Finding the Fourth Proportional to 7,537.39, 10,401.60 and 4,180.24

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Solution

The fourth proportional to 7,537.39, 10,401.60 and 4,180.24 is: 5,768.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,537.39 : 10,401.60 = 4,180.24 : x
  2. Step 2: Convert to fraction form
    7,537.39/10,401.60 = 4,180.24/x
  3. Step 3: Cross multiply
    7,537.39x = 10,401.60 × 4,180.24
  4. Step 4: Simplify right side
    7,537.39x = 43,481,189.55
  5. Step 5: Solve for x
    x = 43,481,189.55/7,537.39
  6. Step 6: Final answer
    x = 5,768.73

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Half scale
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Double scale
Find fourth proportional to 7,538.39, 10,402.98 and 4,181.24
Similar ratio
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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.