Home / 7,922.70-10,933.38-4,385.84

Finding the Fourth Proportional to 7,922.70, 10,933.38 and 4,385.84

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Solution

The fourth proportional to 7,922.70, 10,933.38 and 4,385.84 is: 6,052.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,922.70 : 10,933.38 = 4,385.84 : x
  2. Step 2: Convert to fraction form
    7,922.70/10,933.38 = 4,385.84/x
  3. Step 3: Cross multiply
    7,922.70x = 10,933.38 × 4,385.84
  4. Step 4: Simplify right side
    7,922.70x = 47,952,000.67
  5. Step 5: Solve for x
    x = 47,952,000.67/7,922.70
  6. Step 6: Final answer
    x = 6,052.48

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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.