Home / 5,507.81-8,262.74-1,811.10

Finding the Fourth Proportional to 5,507.81, 8,262.74 and 1,811.10

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Solution

The fourth proportional to 5,507.81, 8,262.74 and 1,811.10 is: 2,716.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,507.81 : 8,262.74 = 1,811.10 : x
  2. Step 2: Convert to fraction form
    5,507.81/8,262.74 = 1,811.10/x
  3. Step 3: Cross multiply
    5,507.81x = 8,262.74 × 1,811.10
  4. Step 4: Simplify right side
    5,507.81x = 14,964,648.41
  5. Step 5: Solve for x
    x = 14,964,648.41/5,507.81
  6. Step 6: Final answer
    x = 2,716.99

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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.