Home / 2,004.79-2,769.41-1,899.70

Finding the Fourth Proportional to 2,004.79, 2,769.41 and 1,899.70

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Solution

The fourth proportional to 2,004.79, 2,769.41 and 1,899.70 is: 2,624.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,004.79 : 2,769.41 = 1,899.70 : x
  2. Step 2: Convert to fraction form
    2,004.79/2,769.41 = 1,899.70/x
  3. Step 3: Cross multiply
    2,004.79x = 2,769.41 × 1,899.70
  4. Step 4: Simplify right side
    2,004.79x = 5,261,048.18
  5. Step 5: Solve for x
    x = 5,261,048.18/2,004.79
  6. Step 6: Final answer
    x = 2,624.24

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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.