Home / 2,208.60-3,046.26-1,876.50

Finding the Fourth Proportional to 2,208.60, 3,046.26 and 1,876.50

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Solution

The fourth proportional to 2,208.60, 3,046.26 and 1,876.50 is: 2,588.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,208.60 : 3,046.26 = 1,876.50 : x
  2. Step 2: Convert to fraction form
    2,208.60/3,046.26 = 1,876.50/x
  3. Step 3: Cross multiply
    2,208.60x = 3,046.26 × 1,876.50
  4. Step 4: Simplify right side
    2,208.60x = 5,716,306.89
  5. Step 5: Solve for x
    x = 5,716,306.89/2,208.60
  6. Step 6: Final answer
    x = 2,588.20

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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.