Home / 3,558.89-5,337.17-1,186.34

Finding the Fourth Proportional to 3,558.89, 5,337.17 and 1,186.34

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Solution

The fourth proportional to 3,558.89, 5,337.17 and 1,186.34 is: 1,779.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,558.89 : 5,337.17 = 1,186.34 : x
  2. Step 2: Convert to fraction form
    3,558.89/5,337.17 = 1,186.34/x
  3. Step 3: Cross multiply
    3,558.89x = 5,337.17 × 1,186.34
  4. Step 4: Simplify right side
    3,558.89x = 6,331,674.54
  5. Step 5: Solve for x
    x = 6,331,674.54/3,558.89
  6. Step 6: Final answer
    x = 1,779.12

Related Problems

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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.