Home / 3,653.35-5,044.05-2,812.57

Finding the Fourth Proportional to 3,653.35, 5,044.05 and 2,812.57

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Solution

The fourth proportional to 3,653.35, 5,044.05 and 2,812.57 is: 3,883.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,653.35 : 5,044.05 = 2,812.57 : x
  2. Step 2: Convert to fraction form
    3,653.35/5,044.05 = 2,812.57/x
  3. Step 3: Cross multiply
    3,653.35x = 5,044.05 × 2,812.57
  4. Step 4: Simplify right side
    3,653.35x = 14,186,743.71
  5. Step 5: Solve for x
    x = 14,186,743.71/3,653.35
  6. Step 6: Final answer
    x = 3,883.22

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1.5x scale

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.