Home / 2,094.81-2,890.51-1,255.35

Finding the Fourth Proportional to 2,094.81, 2,890.51 and 1,255.35

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Solution

The fourth proportional to 2,094.81, 2,890.51 and 1,255.35 is: 1,732.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,094.81 : 2,890.51 = 1,255.35 : x
  2. Step 2: Convert to fraction form
    2,094.81/2,890.51 = 1,255.35/x
  3. Step 3: Cross multiply
    2,094.81x = 2,890.51 × 1,255.35
  4. Step 4: Simplify right side
    2,094.81x = 3,628,601.73
  5. Step 5: Solve for x
    x = 3,628,601.73/2,094.81
  6. Step 6: Final answer
    x = 1,732.19

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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.