Home / 7,021.79-10,524.57-2,636.45

Finding the Fourth Proportional to 7,021.79, 10,524.57 and 2,636.45

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Solution

The fourth proportional to 7,021.79, 10,524.57 and 2,636.45 is: 3,951.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,021.79 : 10,524.57 = 2,636.45 : x
  2. Step 2: Convert to fraction form
    7,021.79/10,524.57 = 2,636.45/x
  3. Step 3: Cross multiply
    7,021.79x = 10,524.57 × 2,636.45
  4. Step 4: Simplify right side
    7,021.79x = 27,747,449.95
  5. Step 5: Solve for x
    x = 27,747,449.95/7,021.79
  6. Step 6: Final answer
    x = 3,951.62

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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.