Home / 5,453.16-8,180.01-1,558.14

Finding the Fourth Proportional to 5,453.16, 8,180.01 and 1,558.14

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Solution

The fourth proportional to 5,453.16, 8,180.01 and 1,558.14 is: 2,337.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,453.16 : 8,180.01 = 1,558.14 : x
  2. Step 2: Convert to fraction form
    5,453.16/8,180.01 = 1,558.14/x
  3. Step 3: Cross multiply
    5,453.16x = 8,180.01 × 1,558.14
  4. Step 4: Simplify right side
    5,453.16x = 12,745,600.78
  5. Step 5: Solve for x
    x = 12,745,600.78/5,453.16
  6. Step 6: Final answer
    x = 2,337.29

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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.