Home / 3,134.31-4,701.87-1,053.42

Finding the Fourth Proportional to 3,134.31, 4,701.87 and 1,053.42

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Solution

The fourth proportional to 3,134.31, 4,701.87 and 1,053.42 is: 1,580.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,134.31 : 4,701.87 = 1,053.42 : x
  2. Step 2: Convert to fraction form
    3,134.31/4,701.87 = 1,053.42/x
  3. Step 3: Cross multiply
    3,134.31x = 4,701.87 × 1,053.42
  4. Step 4: Simplify right side
    3,134.31x = 4,953,043.90
  5. Step 5: Solve for x
    x = 4,953,043.90/3,134.31
  6. Step 6: Final answer
    x = 1,580.27

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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.