Home / 2,309.31-3,463.96-1,077.58

Finding the Fourth Proportional to 2,309.31, 3,463.96 and 1,077.58

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Solution

The fourth proportional to 2,309.31, 3,463.96 and 1,077.58 is: 1,616.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,309.31 : 3,463.96 = 1,077.58 : x
  2. Step 2: Convert to fraction form
    2,309.31/3,463.96 = 1,077.58/x
  3. Step 3: Cross multiply
    2,309.31x = 3,463.96 × 1,077.58
  4. Step 4: Simplify right side
    2,309.31x = 3,732,676.70
  5. Step 5: Solve for x
    x = 3,732,676.70/2,309.31
  6. Step 6: Final answer
    x = 1,616.36

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1.5x scale

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.