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Finding the Fourth Proportional to 11,157.46, 16,735.95 and 4,579.00

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Solution

The fourth proportional to 11,157.46, 16,735.95 and 4,579.00 is: 6,868.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,157.46 : 16,735.95 = 4,579.00 : x
  2. Step 2: Convert to fraction form
    11,157.46/16,735.95 = 4,579.00/x
  3. Step 3: Cross multiply
    11,157.46x = 16,735.95 × 4,579.00
  4. Step 4: Simplify right side
    11,157.46x = 76,633,842.82
  5. Step 5: Solve for x
    x = 76,633,842.82/11,157.46
  6. Step 6: Final answer
    x = 6,868.40

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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.