Home / 3,743.32-5,608.08-3,130.96

Finding the Fourth Proportional to 3,743.32, 5,608.08 and 3,130.96

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Solution

The fourth proportional to 3,743.32, 5,608.08 and 3,130.96 is: 4,690.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,743.32 : 5,608.08 = 3,130.96 : x
  2. Step 2: Convert to fraction form
    3,743.32/5,608.08 = 3,130.96/x
  3. Step 3: Cross multiply
    3,743.32x = 5,608.08 × 3,130.96
  4. Step 4: Simplify right side
    3,743.32x = 17,558,674.16
  5. Step 5: Solve for x
    x = 17,558,674.16/3,743.32
  6. Step 6: Final answer
    x = 4,690.67

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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.