Home / 7,922.45-10,933.04-4,385.59

Finding the Fourth Proportional to 7,922.45, 10,933.04 and 4,385.59

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Solution

The fourth proportional to 7,922.45, 10,933.04 and 4,385.59 is: 6,052.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,922.45 : 10,933.04 = 4,385.59 : x
  2. Step 2: Convert to fraction form
    7,922.45/10,933.04 = 4,385.59/x
  3. Step 3: Cross multiply
    7,922.45x = 10,933.04 × 4,385.59
  4. Step 4: Simplify right side
    7,922.45x = 47,947,830.89
  5. Step 5: Solve for x
    x = 47,947,830.89/7,922.45
  6. Step 6: Final answer
    x = 6,052.15

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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.