Home / 7,622.91-10,519.47-4,436.88

Finding the Fourth Proportional to 7,622.91, 10,519.47 and 4,436.88

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Solution

The fourth proportional to 7,622.91, 10,519.47 and 4,436.88 is: 6,122.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,622.91 : 10,519.47 = 4,436.88 : x
  2. Step 2: Convert to fraction form
    7,622.91/10,519.47 = 4,436.88/x
  3. Step 3: Cross multiply
    7,622.91x = 10,519.47 × 4,436.88
  4. Step 4: Simplify right side
    7,622.91x = 46,673,586.61
  5. Step 5: Solve for x
    x = 46,673,586.61/7,622.91
  6. Step 6: Final answer
    x = 6,122.80

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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.