Home / 8,043.30-11,099.79-4,688.41

Finding the Fourth Proportional to 8,043.30, 11,099.79 and 4,688.41

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Solution

The fourth proportional to 8,043.30, 11,099.79 and 4,688.41 is: 6,470.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,043.30 : 11,099.79 = 4,688.41 : x
  2. Step 2: Convert to fraction form
    8,043.30/11,099.79 = 4,688.41/x
  3. Step 3: Cross multiply
    8,043.30x = 11,099.79 × 4,688.41
  4. Step 4: Simplify right side
    8,043.30x = 52,040,366.43
  5. Step 5: Solve for x
    x = 52,040,366.43/8,043.30
  6. Step 6: Final answer
    x = 6,470.03

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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.