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Finding the Fourth Proportional to 11,354.30, 17,014.10 and 4,776.88

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Solution

The fourth proportional to 11,354.30, 17,014.10 and 4,776.88 is: 7,158.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,354.30 : 17,014.10 = 4,776.88 : x
  2. Step 2: Convert to fraction form
    11,354.30/17,014.10 = 4,776.88/x
  3. Step 3: Cross multiply
    11,354.30x = 17,014.10 × 4,776.88
  4. Step 4: Simplify right side
    11,354.30x = 81,274,314.01
  5. Step 5: Solve for x
    x = 81,274,314.01/11,354.30
  6. Step 6: Final answer
    x = 7,158.02

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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.