Home / 2,584.27-3,871.54-2,555.51

Finding the Fourth Proportional to 2,584.27, 3,871.54 and 2,555.51

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Solution

The fourth proportional to 2,584.27, 3,871.54 and 2,555.51 is: 3,828.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,584.27 : 3,871.54 = 2,555.51 : x
  2. Step 2: Convert to fraction form
    2,584.27/3,871.54 = 2,555.51/x
  3. Step 3: Cross multiply
    2,584.27x = 3,871.54 × 2,555.51
  4. Step 4: Simplify right side
    2,584.27x = 9,893,762.48
  5. Step 5: Solve for x
    x = 9,893,762.48/2,584.27
  6. Step 6: Final answer
    x = 3,828.46

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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.