Home / 4,376.28-6,561.96-1,453.02

Finding the Fourth Proportional to 4,376.28, 6,561.96 and 1,453.02

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Solution

The fourth proportional to 4,376.28, 6,561.96 and 1,453.02 is: 2,178.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,376.28 : 6,561.96 = 1,453.02 : x
  2. Step 2: Convert to fraction form
    4,376.28/6,561.96 = 1,453.02/x
  3. Step 3: Cross multiply
    4,376.28x = 6,561.96 × 1,453.02
  4. Step 4: Simplify right side
    4,376.28x = 9,534,659.12
  5. Step 5: Solve for x
    x = 9,534,659.12/4,376.28
  6. Step 6: Final answer
    x = 2,178.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.