Home / 11,631.95-17,435.25-5,712.91

Finding the Fourth Proportional to 11,631.95, 17,435.25 and 5,712.91

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Solution

The fourth proportional to 11,631.95, 17,435.25 and 5,712.91 is: 8,563.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,631.95 : 17,435.25 = 5,712.91 : x
  2. Step 2: Convert to fraction form
    11,631.95/17,435.25 = 5,712.91/x
  3. Step 3: Cross multiply
    11,631.95x = 17,435.25 × 5,712.91
  4. Step 4: Simplify right side
    11,631.95x = 99,606,014.08
  5. Step 5: Solve for x
    x = 99,606,014.08/11,631.95
  6. Step 6: Final answer
    x = 8,563.14

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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.