Home / 3,984.24-5,491.96-3,037

Finding the Fourth Proportional to 3,984.24, 5,491.96 and 3,037

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Solution

The fourth proportional to 3,984.24, 5,491.96 and 3,037 is: 4,186.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,984.24 : 5,491.96 = 3,037 : x
  2. Step 2: Convert to fraction form
    3,984.24/5,491.96 = 3,037/x
  3. Step 3: Cross multiply
    3,984.24x = 5,491.96 × 3,037
  4. Step 4: Simplify right side
    3,984.24x = 16,679,082.52
  5. Step 5: Solve for x
    x = 16,679,082.52/3,984.24
  6. Step 6: Final answer
    x = 4,186.26

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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.