Home / 6,581.16-9,078.53-4,453.91

Finding the Fourth Proportional to 6,581.16, 9,078.53 and 4,453.91

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Solution

The fourth proportional to 6,581.16, 9,078.53 and 4,453.91 is: 6,144.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,581.16 : 9,078.53 = 4,453.91 : x
  2. Step 2: Convert to fraction form
    6,581.16/9,078.53 = 4,453.91/x
  3. Step 3: Cross multiply
    6,581.16x = 9,078.53 × 4,453.91
  4. Step 4: Simplify right side
    6,581.16x = 40,434,887.89
  5. Step 5: Solve for x
    x = 40,434,887.89/6,581.16
  6. Step 6: Final answer
    x = 6,144.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.