Home / 2,962.32-4,087.44-1,782.96

Finding the Fourth Proportional to 2,962.32, 4,087.44 and 1,782.96

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Solution

The fourth proportional to 2,962.32, 4,087.44 and 1,782.96 is: 2,460.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,962.32 : 4,087.44 = 1,782.96 : x
  2. Step 2: Convert to fraction form
    2,962.32/4,087.44 = 1,782.96/x
  3. Step 3: Cross multiply
    2,962.32x = 4,087.44 × 1,782.96
  4. Step 4: Simplify right side
    2,962.32x = 7,287,742.02
  5. Step 5: Solve for x
    x = 7,287,742.02/2,962.32
  6. Step 6: Final answer
    x = 2,460.15

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Why These Related Problems?

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