Home / 2,705.24-4,052.61-1,662.16

Finding the Fourth Proportional to 2,705.24, 4,052.61 and 1,662.16

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Solution

The fourth proportional to 2,705.24, 4,052.61 and 1,662.16 is: 2,490.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,705.24 : 4,052.61 = 1,662.16 : x
  2. Step 2: Convert to fraction form
    2,705.24/4,052.61 = 1,662.16/x
  3. Step 3: Cross multiply
    2,705.24x = 4,052.61 × 1,662.16
  4. Step 4: Simplify right side
    2,705.24x = 6,736,086.24
  5. Step 5: Solve for x
    x = 6,736,086.24/2,705.24
  6. Step 6: Final answer
    x = 2,490.01

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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.