Home / 4,700.25-6,486.39-3,305.43

Finding the Fourth Proportional to 4,700.25, 6,486.39 and 3,305.43

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Solution

The fourth proportional to 4,700.25, 6,486.39 and 3,305.43 is: 4,561.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,700.25 : 6,486.39 = 3,305.43 : x
  2. Step 2: Convert to fraction form
    4,700.25/6,486.39 = 3,305.43/x
  3. Step 3: Cross multiply
    4,700.25x = 6,486.39 × 3,305.43
  4. Step 4: Simplify right side
    4,700.25x = 21,440,308.10
  5. Step 5: Solve for x
    x = 21,440,308.10/4,700.25
  6. Step 6: Final answer
    x = 4,561.53

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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.