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Finding the Fourth Proportional to 9,853.58, 14,775.28 and 3,611.99

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Solution

The fourth proportional to 9,853.58, 14,775.28 and 3,611.99 is: 5,416.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,853.58 : 14,775.28 = 3,611.99 : x
  2. Step 2: Convert to fraction form
    9,853.58/14,775.28 = 3,611.99/x
  3. Step 3: Cross multiply
    9,853.58x = 14,775.28 × 3,611.99
  4. Step 4: Simplify right side
    9,853.58x = 53,368,191.52
  5. Step 5: Solve for x
    x = 53,368,191.52/9,853.58
  6. Step 6: Final answer
    x = 5,416.12

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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.