Home / 5,087.14-7,626.09-2,312.32

Finding the Fourth Proportional to 5,087.14, 7,626.09 and 2,312.32

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Solution

The fourth proportional to 5,087.14, 7,626.09 and 2,312.32 is: 3,466.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,087.14 : 7,626.09 = 2,312.32 : x
  2. Step 2: Convert to fraction form
    5,087.14/7,626.09 = 2,312.32/x
  3. Step 3: Cross multiply
    5,087.14x = 7,626.09 × 2,312.32
  4. Step 4: Simplify right side
    5,087.14x = 17,633,960.43
  5. Step 5: Solve for x
    x = 17,633,960.43/5,087.14
  6. Step 6: Final answer
    x = 3,466.38

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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.