Home / 5,463.05-8,189.71-2,539.76

Finding the Fourth Proportional to 5,463.05, 8,189.71 and 2,539.76

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Solution

The fourth proportional to 5,463.05, 8,189.71 and 2,539.76 is: 3,807.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,463.05 : 8,189.71 = 2,539.76 : x
  2. Step 2: Convert to fraction form
    5,463.05/8,189.71 = 2,539.76/x
  3. Step 3: Cross multiply
    5,463.05x = 8,189.71 × 2,539.76
  4. Step 4: Simplify right side
    5,463.05x = 20,799,897.87
  5. Step 5: Solve for x
    x = 20,799,897.87/5,463.05
  6. Step 6: Final answer
    x = 3,807.38

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1.5x scale

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.