Home / 2,685.32-3,705.75-1,567.04

Finding the Fourth Proportional to 2,685.32, 3,705.75 and 1,567.04

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Solution

The fourth proportional to 2,685.32, 3,705.75 and 1,567.04 is: 2,162.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,685.32 : 3,705.75 = 1,567.04 : x
  2. Step 2: Convert to fraction form
    2,685.32/3,705.75 = 1,567.04/x
  3. Step 3: Cross multiply
    2,685.32x = 3,705.75 × 1,567.04
  4. Step 4: Simplify right side
    2,685.32x = 5,807,039.95
  5. Step 5: Solve for x
    x = 5,807,039.95/2,685.32
  6. Step 6: Final answer
    x = 2,162.52

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.