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Finding the Fourth Proportional to 9,555.56, 14,338.14 and 5,659.88

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Solution

The fourth proportional to 9,555.56, 14,338.14 and 5,659.88 is: 8,492.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,555.56 : 14,338.14 = 5,659.88 : x
  2. Step 2: Convert to fraction form
    9,555.56/14,338.14 = 5,659.88/x
  3. Step 3: Cross multiply
    9,555.56x = 14,338.14 × 5,659.88
  4. Step 4: Simplify right side
    9,555.56x = 81,152,151.82
  5. Step 5: Solve for x
    x = 81,152,151.82/9,555.56
  6. Step 6: Final answer
    x = 8,492.66

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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.