Home / 3,031.31-4,546.08-1,182.01

Finding the Fourth Proportional to 3,031.31, 4,546.08 and 1,182.01

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Solution

The fourth proportional to 3,031.31, 4,546.08 and 1,182.01 is: 1,772.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,031.31 : 4,546.08 = 1,182.01 : x
  2. Step 2: Convert to fraction form
    3,031.31/4,546.08 = 1,182.01/x
  3. Step 3: Cross multiply
    3,031.31x = 4,546.08 × 1,182.01
  4. Step 4: Simplify right side
    3,031.31x = 5,373,512.02
  5. Step 5: Solve for x
    x = 5,373,512.02/3,031.31
  6. Step 6: Final answer
    x = 1,772.67

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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.