Home / 2,555.74-3,523.26-1,671.22

Finding the Fourth Proportional to 2,555.74, 3,523.26 and 1,671.22

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Solution

The fourth proportional to 2,555.74, 3,523.26 and 1,671.22 is: 2,303.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,555.74 : 3,523.26 = 1,671.22 : x
  2. Step 2: Convert to fraction form
    2,555.74/3,523.26 = 1,671.22/x
  3. Step 3: Cross multiply
    2,555.74x = 3,523.26 × 1,671.22
  4. Step 4: Simplify right side
    2,555.74x = 5,888,142.58
  5. Step 5: Solve for x
    x = 5,888,142.58/2,555.74
  6. Step 6: Final answer
    x = 2,303.89

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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.