Home / 5,087.64-7,626.84-2,312.82

Finding the Fourth Proportional to 5,087.64, 7,626.84 and 2,312.82

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Solution

The fourth proportional to 5,087.64, 7,626.84 and 2,312.82 is: 3,467.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,087.64 : 7,626.84 = 2,312.82 : x
  2. Step 2: Convert to fraction form
    5,087.64/7,626.84 = 2,312.82/x
  3. Step 3: Cross multiply
    5,087.64x = 7,626.84 × 2,312.82
  4. Step 4: Simplify right side
    5,087.64x = 17,639,508.09
  5. Step 5: Solve for x
    x = 17,639,508.09/5,087.64
  6. Step 6: Final answer
    x = 3,467.13

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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.