Home / 11,563.33-17,340.42-4,165.21

Finding the Fourth Proportional to 11,563.33, 17,340.42 and 4,165.21

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Solution

The fourth proportional to 11,563.33, 17,340.42 and 4,165.21 is: 6,246.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,563.33 : 17,340.42 = 4,165.21 : x
  2. Step 2: Convert to fraction form
    11,563.33/17,340.42 = 4,165.21/x
  3. Step 3: Cross multiply
    11,563.33x = 17,340.42 × 4,165.21
  4. Step 4: Simplify right side
    11,563.33x = 72,226,490.79
  5. Step 5: Solve for x
    x = 72,226,490.79/11,563.33
  6. Step 6: Final answer
    x = 6,246.17

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1.5x scale

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.