Home / 8,960.31-13,441.32-2,386.89

Finding the Fourth Proportional to 8,960.31, 13,441.32 and 2,386.89

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Solution

The fourth proportional to 8,960.31, 13,441.32 and 2,386.89 is: 3,580.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,960.31 : 13,441.32 = 2,386.89 : x
  2. Step 2: Convert to fraction form
    8,960.31/13,441.32 = 2,386.89/x
  3. Step 3: Cross multiply
    8,960.31x = 13,441.32 × 2,386.89
  4. Step 4: Simplify right side
    8,960.31x = 32,082,952.29
  5. Step 5: Solve for x
    x = 32,082,952.29/8,960.31
  6. Step 6: Final answer
    x = 3,580.56

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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.