Home / 2,701.74-4,051.84-1,057.12

Finding the Fourth Proportional to 2,701.74, 4,051.84 and 1,057.12

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Solution

The fourth proportional to 2,701.74, 4,051.84 and 1,057.12 is: 1,585.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,701.74 : 4,051.84 = 1,057.12 : x
  2. Step 2: Convert to fraction form
    2,701.74/4,051.84 = 1,057.12/x
  3. Step 3: Cross multiply
    2,701.74x = 4,051.84 × 1,057.12
  4. Step 4: Simplify right side
    2,701.74x = 4,283,281.10
  5. Step 5: Solve for x
    x = 4,283,281.10/2,701.74
  6. Step 6: Final answer
    x = 1,585.38

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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.