Home / 2,685.32-3,705.35-1,566.08

Finding the Fourth Proportional to 2,685.32, 3,705.35 and 1,566.08

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Solution

The fourth proportional to 2,685.32, 3,705.35 and 1,566.08 is: 2,160.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,685.32 : 3,705.35 = 1,566.08 : x
  2. Step 2: Convert to fraction form
    2,685.32/3,705.35 = 1,566.08/x
  3. Step 3: Cross multiply
    2,685.32x = 3,705.35 × 1,566.08
  4. Step 4: Simplify right side
    2,685.32x = 5,802,874.53
  5. Step 5: Solve for x
    x = 5,802,874.53/2,685.32
  6. Step 6: Final answer
    x = 2,160.96

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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.