Home / 3,526.21-5,289.57-1,186.22

Finding the Fourth Proportional to 3,526.21, 5,289.57 and 1,186.22

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Solution

The fourth proportional to 3,526.21, 5,289.57 and 1,186.22 is: 1,779.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,526.21 : 5,289.57 = 1,186.22 : x
  2. Step 2: Convert to fraction form
    3,526.21/5,289.57 = 1,186.22/x
  3. Step 3: Cross multiply
    3,526.21x = 5,289.57 × 1,186.22
  4. Step 4: Simplify right side
    3,526.21x = 6,274,567.28
  5. Step 5: Solve for x
    x = 6,274,567.28/3,526.21
  6. Step 6: Final answer
    x = 1,779.41

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Half scale
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Double scale
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Similar ratio
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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.