Home / 7,840.97-10,820.54-4,304.41

Finding the Fourth Proportional to 7,840.97, 10,820.54 and 4,304.41

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Solution

The fourth proportional to 7,840.97, 10,820.54 and 4,304.41 is: 5,940.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,840.97 : 10,820.54 = 4,304.41 : x
  2. Step 2: Convert to fraction form
    7,840.97/10,820.54 = 4,304.41/x
  3. Step 3: Cross multiply
    7,840.97x = 10,820.54 × 4,304.41
  4. Step 4: Simplify right side
    7,840.97x = 46,576,000.08
  5. Step 5: Solve for x
    x = 46,576,000.08/7,840.97
  6. Step 6: Final answer
    x = 5,940.08

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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.