Home / 1,464.26-2,195.96-477.09

Finding the Fourth Proportional to 1,464.26, 2,195.96 and 477.09

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Solution

The fourth proportional to 1,464.26, 2,195.96 and 477.09 is: 715.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,464.26 : 2,195.96 = 477.09 : x
  2. Step 2: Convert to fraction form
    1,464.26/2,195.96 = 477.09/x
  3. Step 3: Cross multiply
    1,464.26x = 2,195.96 × 477.09
  4. Step 4: Simplify right side
    1,464.26x = 1,047,668.17
  5. Step 5: Solve for x
    x = 1,047,668.17/1,464.26
  6. Step 6: Final answer
    x = 715.50

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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.