Home / 3,507.11-5,260.64-1,166.45

Finding the Fourth Proportional to 3,507.11, 5,260.64 and 1,166.45

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Solution

The fourth proportional to 3,507.11, 5,260.64 and 1,166.45 is: 1,749.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,507.11 : 5,260.64 = 1,166.45 : x
  2. Step 2: Convert to fraction form
    3,507.11/5,260.64 = 1,166.45/x
  3. Step 3: Cross multiply
    3,507.11x = 5,260.64 × 1,166.45
  4. Step 4: Simplify right side
    3,507.11x = 6,136,241.39
  5. Step 5: Solve for x
    x = 6,136,241.39/3,507.11
  6. Step 6: Final answer
    x = 1,749.66

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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.