Home / 7,537.36-10,403.20-4,181.34

Finding the Fourth Proportional to 7,537.36, 10,403.20 and 4,181.34

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Solution

The fourth proportional to 7,537.36, 10,403.20 and 4,181.34 is: 5,771.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,537.36 : 10,403.20 = 4,181.34 : x
  2. Step 2: Convert to fraction form
    7,537.36/10,403.20 = 4,181.34/x
  3. Step 3: Cross multiply
    7,537.36x = 10,403.20 × 4,181.34
  4. Step 4: Simplify right side
    7,537.36x = 43,499,316.29
  5. Step 5: Solve for x
    x = 43,499,316.29/7,537.36
  6. Step 6: Final answer
    x = 5,771.16

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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.