Home / 1,461.24-2,016.36-964.44

Finding the Fourth Proportional to 1,461.24, 2,016.36 and 964.44

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Solution

The fourth proportional to 1,461.24, 2,016.36 and 964.44 is: 1,330.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,461.24 : 2,016.36 = 964.44 : x
  2. Step 2: Convert to fraction form
    1,461.24/2,016.36 = 964.44/x
  3. Step 3: Cross multiply
    1,461.24x = 2,016.36 × 964.44
  4. Step 4: Simplify right side
    1,461.24x = 1,944,658.24
  5. Step 5: Solve for x
    x = 1,944,658.24/1,461.24
  6. Step 6: Final answer
    x = 1,330.83

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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.