Home / 2,887.48-4,331.28-2,051.08

Finding the Fourth Proportional to 2,887.48, 4,331.28 and 2,051.08

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Solution

The fourth proportional to 2,887.48, 4,331.28 and 2,051.08 is: 3,076.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,887.48 : 4,331.28 = 2,051.08 : x
  2. Step 2: Convert to fraction form
    2,887.48/4,331.28 = 2,051.08/x
  3. Step 3: Cross multiply
    2,887.48x = 4,331.28 × 2,051.08
  4. Step 4: Simplify right side
    2,887.48x = 8,883,801.78
  5. Step 5: Solve for x
    x = 8,883,801.78/2,887.48
  6. Step 6: Final answer
    x = 3,076.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.