Home / 4,820.68-6,651.53-2,830.08

Finding the Fourth Proportional to 4,820.68, 6,651.53 and 2,830.08

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Solution

The fourth proportional to 4,820.68, 6,651.53 and 2,830.08 is: 3,904.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,820.68 : 6,651.53 = 2,830.08 : x
  2. Step 2: Convert to fraction form
    4,820.68/6,651.53 = 2,830.08/x
  3. Step 3: Cross multiply
    4,820.68x = 6,651.53 × 2,830.08
  4. Step 4: Simplify right side
    4,820.68x = 18,824,383.43
  5. Step 5: Solve for x
    x = 18,824,383.43/4,820.68
  6. Step 6: Final answer
    x = 3,904.92

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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.