Home / 2,207.28-3,046.53-1,526.87

Finding the Fourth Proportional to 2,207.28, 3,046.53 and 1,526.87

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Solution

The fourth proportional to 2,207.28, 3,046.53 and 1,526.87 is: 2,107.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,207.28 : 3,046.53 = 1,526.87 : x
  2. Step 2: Convert to fraction form
    2,207.28/3,046.53 = 1,526.87/x
  3. Step 3: Cross multiply
    2,207.28x = 3,046.53 × 1,526.87
  4. Step 4: Simplify right side
    2,207.28x = 4,651,668.60
  5. Step 5: Solve for x
    x = 4,651,668.60/2,207.28
  6. Step 6: Final answer
    x = 2,107.42

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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.