Home / 5,464.50-8,196.78-1,360.50

Finding the Fourth Proportional to 5,464.50, 8,196.78 and 1,360.50

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Solution

The fourth proportional to 5,464.50, 8,196.78 and 1,360.50 is: 2,040.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,464.50 : 8,196.78 = 1,360.50 : x
  2. Step 2: Convert to fraction form
    5,464.50/8,196.78 = 1,360.50/x
  3. Step 3: Cross multiply
    5,464.50x = 8,196.78 × 1,360.50
  4. Step 4: Simplify right side
    5,464.50x = 11,151,719.19
  5. Step 5: Solve for x
    x = 11,151,719.19/5,464.50
  6. Step 6: Final answer
    x = 2,040.76

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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.