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Finding the Fourth Proportional to 11,803.64, 17,693.61 and 5,482.95

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Solution

The fourth proportional to 11,803.64, 17,693.61 and 5,482.95 is: 8,218.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,803.64 : 17,693.61 = 5,482.95 : x
  2. Step 2: Convert to fraction form
    11,803.64/17,693.61 = 5,482.95/x
  3. Step 3: Cross multiply
    11,803.64x = 17,693.61 × 5,482.95
  4. Step 4: Simplify right side
    11,803.64x = 97,013,199.03
  5. Step 5: Solve for x
    x = 97,013,199.03/11,803.64
  6. Step 6: Final answer
    x = 8,218.92

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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.