Home / 7,914.22-10,922.10-4,556.95

Finding the Fourth Proportional to 7,914.22, 10,922.10 and 4,556.95

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Solution

The fourth proportional to 7,914.22, 10,922.10 and 4,556.95 is: 6,288.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,914.22 : 10,922.10 = 4,556.95 : x
  2. Step 2: Convert to fraction form
    7,914.22/10,922.10 = 4,556.95/x
  3. Step 3: Cross multiply
    7,914.22x = 10,922.10 × 4,556.95
  4. Step 4: Simplify right side
    7,914.22x = 49,771,463.60
  5. Step 5: Solve for x
    x = 49,771,463.60/7,914.22
  6. Step 6: Final answer
    x = 6,288.87

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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.