Home / 4,789.14-6,608.25-2,900.40

Finding the Fourth Proportional to 4,789.14, 6,608.25 and 2,900.40

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Solution

The fourth proportional to 4,789.14, 6,608.25 and 2,900.40 is: 4,002.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,789.14 : 6,608.25 = 2,900.40 : x
  2. Step 2: Convert to fraction form
    4,789.14/6,608.25 = 2,900.40/x
  3. Step 3: Cross multiply
    4,789.14x = 6,608.25 × 2,900.40
  4. Step 4: Simplify right side
    4,789.14x = 19,166,568.30
  5. Step 5: Solve for x
    x = 19,166,568.30/4,789.14
  6. Step 6: Final answer
    x = 4,002.09

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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.