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Finding the Fourth Proportional to 3,087.03, 4,631.26 and 895.68

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Solution

The fourth proportional to 3,087.03, 4,631.26 and 895.68 is: 1,343.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,087.03 : 4,631.26 = 895.68 : x
  2. Step 2: Convert to fraction form
    3,087.03/4,631.26 = 895.68/x
  3. Step 3: Cross multiply
    3,087.03x = 4,631.26 × 895.68
  4. Step 4: Simplify right side
    3,087.03x = 4,148,126.96
  5. Step 5: Solve for x
    x = 4,148,126.96/3,087.03
  6. Step 6: Final answer
    x = 1,343.73

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1.5x scale

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.