Home / 11,206.64-16,807.98-4,185.08

Finding the Fourth Proportional to 11,206.64, 16,807.98 and 4,185.08

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Solution

The fourth proportional to 11,206.64, 16,807.98 and 4,185.08 is: 6,276.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,206.64 : 16,807.98 = 4,185.08 : x
  2. Step 2: Convert to fraction form
    11,206.64/16,807.98 = 4,185.08/x
  3. Step 3: Cross multiply
    11,206.64x = 16,807.98 × 4,185.08
  4. Step 4: Simplify right side
    11,206.64x = 70,342,740.94
  5. Step 5: Solve for x
    x = 70,342,740.94/11,206.64
  6. Step 6: Final answer
    x = 6,276.88

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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.