Home / 2,760.09-4,140.74-1,529.29

Finding the Fourth Proportional to 2,760.09, 4,140.74 and 1,529.29

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Solution

The fourth proportional to 2,760.09, 4,140.74 and 1,529.29 is: 2,294.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,760.09 : 4,140.74 = 1,529.29 : x
  2. Step 2: Convert to fraction form
    2,760.09/4,140.74 = 1,529.29/x
  3. Step 3: Cross multiply
    2,760.09x = 4,140.74 × 1,529.29
  4. Step 4: Simplify right side
    2,760.09x = 6,332,392.27
  5. Step 5: Solve for x
    x = 6,332,392.27/2,760.09
  6. Step 6: Final answer
    x = 2,294.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.