Home / 1,776.96-2,668.44-1,484.16

Finding the Fourth Proportional to 1,776.96, 2,668.44 and 1,484.16

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Solution

The fourth proportional to 1,776.96, 2,668.44 and 1,484.16 is: 2,228.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,776.96 : 2,668.44 = 1,484.16 : x
  2. Step 2: Convert to fraction form
    1,776.96/2,668.44 = 1,484.16/x
  3. Step 3: Cross multiply
    1,776.96x = 2,668.44 × 1,484.16
  4. Step 4: Simplify right side
    1,776.96x = 3,960,391.91
  5. Step 5: Solve for x
    x = 3,960,391.91/1,776.96
  6. Step 6: Final answer
    x = 2,228.75

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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.