Home / 2,076.51-2,861.64-1,486.02

Finding the Fourth Proportional to 2,076.51, 2,861.64 and 1,486.02

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Solution

The fourth proportional to 2,076.51, 2,861.64 and 1,486.02 is: 2,047.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,076.51 : 2,861.64 = 1,486.02 : x
  2. Step 2: Convert to fraction form
    2,076.51/2,861.64 = 1,486.02/x
  3. Step 3: Cross multiply
    2,076.51x = 2,861.64 × 1,486.02
  4. Step 4: Simplify right side
    2,076.51x = 4,252,454.27
  5. Step 5: Solve for x
    x = 4,252,454.27/2,076.51
  6. Step 6: Final answer
    x = 2,047.89

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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.