Home / 2,750.23-4,127.96-1,707.08

Finding the Fourth Proportional to 2,750.23, 4,127.96 and 1,707.08

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Solution

The fourth proportional to 2,750.23, 4,127.96 and 1,707.08 is: 2,562.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,750.23 : 4,127.96 = 1,707.08 : x
  2. Step 2: Convert to fraction form
    2,750.23/4,127.96 = 1,707.08/x
  3. Step 3: Cross multiply
    2,750.23x = 4,127.96 × 1,707.08
  4. Step 4: Simplify right side
    2,750.23x = 7,046,741.58
  5. Step 5: Solve for x
    x = 7,046,741.58/2,750.23
  6. Step 6: Final answer
    x = 2,562.24

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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.