Home / 2,085.48-2,877.97-1,201.46

Finding the Fourth Proportional to 2,085.48, 2,877.97 and 1,201.46

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Solution

The fourth proportional to 2,085.48, 2,877.97 and 1,201.46 is: 1,658.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,085.48 : 2,877.97 = 1,201.46 : x
  2. Step 2: Convert to fraction form
    2,085.48/2,877.97 = 1,201.46/x
  3. Step 3: Cross multiply
    2,085.48x = 2,877.97 × 1,201.46
  4. Step 4: Simplify right side
    2,085.48x = 3,457,765.84
  5. Step 5: Solve for x
    x = 3,457,765.84/2,085.48
  6. Step 6: Final answer
    x = 1,658.02

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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.