Home / 5,528.17-7,627.53-3,853.09

Finding the Fourth Proportional to 5,528.17, 7,627.53 and 3,853.09

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Solution

The fourth proportional to 5,528.17, 7,627.53 and 3,853.09 is: 5,316.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,528.17 : 7,627.53 = 3,853.09 : x
  2. Step 2: Convert to fraction form
    5,528.17/7,627.53 = 3,853.09/x
  3. Step 3: Cross multiply
    5,528.17x = 7,627.53 × 3,853.09
  4. Step 4: Simplify right side
    5,528.17x = 29,389,559.57
  5. Step 5: Solve for x
    x = 29,389,559.57/5,528.17
  6. Step 6: Final answer
    x = 5,316.33

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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.