Home / 7,922.73-10,933.20-4,385.91

Finding the Fourth Proportional to 7,922.73, 10,933.20 and 4,385.91

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Solution

The fourth proportional to 7,922.73, 10,933.20 and 4,385.91 is: 6,052.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,922.73 : 10,933.20 = 4,385.91 : x
  2. Step 2: Convert to fraction form
    7,922.73/10,933.20 = 4,385.91/x
  3. Step 3: Cross multiply
    7,922.73x = 10,933.20 × 4,385.91
  4. Step 4: Simplify right side
    7,922.73x = 47,952,031.21
  5. Step 5: Solve for x
    x = 47,952,031.21/7,922.73
  6. Step 6: Final answer
    x = 6,052.46

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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.