Home / 6,555.28-9,043.08-3,901.84

Finding the Fourth Proportional to 6,555.28, 9,043.08 and 3,901.84

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Solution

The fourth proportional to 6,555.28, 9,043.08 and 3,901.84 is: 5,382.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,555.28 : 9,043.08 = 3,901.84 : x
  2. Step 2: Convert to fraction form
    6,555.28/9,043.08 = 3,901.84/x
  3. Step 3: Cross multiply
    6,555.28x = 9,043.08 × 3,901.84
  4. Step 4: Simplify right side
    6,555.28x = 35,284,651.27
  5. Step 5: Solve for x
    x = 35,284,651.27/6,555.28
  6. Step 6: Final answer
    x = 5,382.63

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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.