Home / 5,424.59-8,134.38-2,045

Finding the Fourth Proportional to 5,424.59, 8,134.38 and 2,045

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Solution

The fourth proportional to 5,424.59, 8,134.38 and 2,045 is: 3,066.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,424.59 : 8,134.38 = 2,045 : x
  2. Step 2: Convert to fraction form
    5,424.59/8,134.38 = 2,045/x
  3. Step 3: Cross multiply
    5,424.59x = 8,134.38 × 2,045
  4. Step 4: Simplify right side
    5,424.59x = 16,634,807.10
  5. Step 5: Solve for x
    x = 16,634,807.10/5,424.59
  6. Step 6: Final answer
    x = 3,066.56

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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.