Home / 4,888.82-6,744.80-3,211.13

Finding the Fourth Proportional to 4,888.82, 6,744.80 and 3,211.13

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Solution

The fourth proportional to 4,888.82, 6,744.80 and 3,211.13 is: 4,430.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,888.82 : 6,744.80 = 3,211.13 : x
  2. Step 2: Convert to fraction form
    4,888.82/6,744.80 = 3,211.13/x
  3. Step 3: Cross multiply
    4,888.82x = 6,744.80 × 3,211.13
  4. Step 4: Simplify right side
    4,888.82x = 21,658,429.62
  5. Step 5: Solve for x
    x = 21,658,429.62/4,888.82
  6. Step 6: Final answer
    x = 4,430.20

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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.