Home / 3,035.32-4,553.58-1,087

Finding the Fourth Proportional to 3,035.32, 4,553.58 and 1,087

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Solution

The fourth proportional to 3,035.32, 4,553.58 and 1,087 is: 1,630.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,035.32 : 4,553.58 = 1,087 : x
  2. Step 2: Convert to fraction form
    3,035.32/4,553.58 = 1,087/x
  3. Step 3: Cross multiply
    3,035.32x = 4,553.58 × 1,087
  4. Step 4: Simplify right side
    3,035.32x = 4,949,741.46
  5. Step 5: Solve for x
    x = 4,949,741.46/3,035.32
  6. Step 6: Final answer
    x = 1,630.71

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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.