Home / 7,841.37-10,821.29-4,304.58

Finding the Fourth Proportional to 7,841.37, 10,821.29 and 4,304.58

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Solution

The fourth proportional to 7,841.37, 10,821.29 and 4,304.58 is: 5,940.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,841.37 : 10,821.29 = 4,304.58 : x
  2. Step 2: Convert to fraction form
    7,841.37/10,821.29 = 4,304.58/x
  3. Step 3: Cross multiply
    7,841.37x = 10,821.29 × 4,304.58
  4. Step 4: Simplify right side
    7,841.37x = 46,581,086.99
  5. Step 5: Solve for x
    x = 46,581,086.99/7,841.37
  6. Step 6: Final answer
    x = 5,940.43

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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.