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Finding the Fourth Proportional to 2,901.00, 4,347.85 and 2,080.87

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Solution

The fourth proportional to 2,901.00, 4,347.85 and 2,080.87 is: 3,118.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,901.00 : 4,347.85 = 2,080.87 : x
  2. Step 2: Convert to fraction form
    2,901.00/4,347.85 = 2,080.87/x
  3. Step 3: Cross multiply
    2,901.00x = 4,347.85 × 2,080.87
  4. Step 4: Simplify right side
    2,901.00x = 9,047,310.63
  5. Step 5: Solve for x
    x = 9,047,310.63/2,901.00
  6. Step 6: Final answer
    x = 3,118.69

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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.