Home / 5,350.86-8,022.88-2,572.01

Finding the Fourth Proportional to 5,350.86, 8,022.88 and 2,572.01

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Solution

The fourth proportional to 5,350.86, 8,022.88 and 2,572.01 is: 3,856.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,350.86 : 8,022.88 = 2,572.01 : x
  2. Step 2: Convert to fraction form
    5,350.86/8,022.88 = 2,572.01/x
  3. Step 3: Cross multiply
    5,350.86x = 8,022.88 × 2,572.01
  4. Step 4: Simplify right side
    5,350.86x = 20,634,927.59
  5. Step 5: Solve for x
    x = 20,634,927.59/5,350.86
  6. Step 6: Final answer
    x = 3,856.38

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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.