Home / 5,087.84-7,626.72-2,864.08

Finding the Fourth Proportional to 5,087.84, 7,626.72 and 2,864.08

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Solution

The fourth proportional to 5,087.84, 7,626.72 and 2,864.08 is: 4,293.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,087.84 : 7,626.72 = 2,864.08 : x
  2. Step 2: Convert to fraction form
    5,087.84/7,626.72 = 2,864.08/x
  3. Step 3: Cross multiply
    5,087.84x = 7,626.72 × 2,864.08
  4. Step 4: Simplify right side
    5,087.84x = 21,843,536.22
  5. Step 5: Solve for x
    x = 21,843,536.22/5,087.84
  6. Step 6: Final answer
    x = 4,293.28

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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.