Home / 5,062.88-6,986.96-2,824.64

Finding the Fourth Proportional to 5,062.88, 6,986.96 and 2,824.64

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Solution

The fourth proportional to 5,062.88, 6,986.96 and 2,824.64 is: 3,898.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,062.88 : 6,986.96 = 2,824.64 : x
  2. Step 2: Convert to fraction form
    5,062.88/6,986.96 = 2,824.64/x
  3. Step 3: Cross multiply
    5,062.88x = 6,986.96 × 2,824.64
  4. Step 4: Simplify right side
    5,062.88x = 19,735,646.69
  5. Step 5: Solve for x
    x = 19,735,646.69/5,062.88
  6. Step 6: Final answer
    x = 3,898.11

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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.