Home / 7,922.59-10,933.12-4,385.99

Finding the Fourth Proportional to 7,922.59, 10,933.12 and 4,385.99

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Solution

The fourth proportional to 7,922.59, 10,933.12 and 4,385.99 is: 6,052.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,922.59 : 10,933.12 = 4,385.99 : x
  2. Step 2: Convert to fraction form
    7,922.59/10,933.12 = 4,385.99/x
  3. Step 3: Cross multiply
    7,922.59x = 10,933.12 × 4,385.99
  4. Step 4: Simplify right side
    7,922.59x = 47,952,554.99
  5. Step 5: Solve for x
    x = 47,952,554.99/7,922.59
  6. Step 6: Final answer
    x = 6,052.64

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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.