Home / 7,043.64-9,721.67-4,811.69

Finding the Fourth Proportional to 7,043.64, 9,721.67 and 4,811.69

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Solution

The fourth proportional to 7,043.64, 9,721.67 and 4,811.69 is: 6,641.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,043.64 : 9,721.67 = 4,811.69 : x
  2. Step 2: Convert to fraction form
    7,043.64/9,721.67 = 4,811.69/x
  3. Step 3: Cross multiply
    7,043.64x = 9,721.67 × 4,811.69
  4. Step 4: Simplify right side
    7,043.64x = 46,777,589.66
  5. Step 5: Solve for x
    x = 46,777,589.66/7,043.64
  6. Step 6: Final answer
    x = 6,641.11

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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.