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Finding the Fourth Proportional to 4,874.65, 6,727.01 and 2,636.51

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Solution

The fourth proportional to 4,874.65, 6,727.01 and 2,636.51 is: 3,638.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,874.65 : 6,727.01 = 2,636.51 : x
  2. Step 2: Convert to fraction form
    4,874.65/6,727.01 = 2,636.51/x
  3. Step 3: Cross multiply
    4,874.65x = 6,727.01 × 2,636.51
  4. Step 4: Simplify right side
    4,874.65x = 17,735,782.32
  5. Step 5: Solve for x
    x = 17,735,782.32/4,874.65
  6. Step 6: Final answer
    x = 3,638.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.