Home / 8,211.84-11,330.67-4,852.98

Finding the Fourth Proportional to 8,211.84, 11,330.67 and 4,852.98

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Solution

The fourth proportional to 8,211.84, 11,330.67 and 4,852.98 is: 6,696.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,211.84 : 11,330.67 = 4,852.98 : x
  2. Step 2: Convert to fraction form
    8,211.84/11,330.67 = 4,852.98/x
  3. Step 3: Cross multiply
    8,211.84x = 11,330.67 × 4,852.98
  4. Step 4: Simplify right side
    8,211.84x = 54,987,514.90
  5. Step 5: Solve for x
    x = 54,987,514.90/8,211.84
  6. Step 6: Final answer
    x = 6,696.13

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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.