Home / 2,318.96-3,475.20-1,705.16

Finding the Fourth Proportional to 2,318.96, 3,475.20 and 1,705.16

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Solution

The fourth proportional to 2,318.96, 3,475.20 and 1,705.16 is: 2,555.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,318.96 : 3,475.20 = 1,705.16 : x
  2. Step 2: Convert to fraction form
    2,318.96/3,475.20 = 1,705.16/x
  3. Step 3: Cross multiply
    2,318.96x = 3,475.20 × 1,705.16
  4. Step 4: Simplify right side
    2,318.96x = 5,925,772.03
  5. Step 5: Solve for x
    x = 5,925,772.03/2,318.96
  6. Step 6: Final answer
    x = 2,555.36

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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.