Home / 11,089.02-16,636.94-6,651.61

Finding the Fourth Proportional to 11,089.02, 16,636.94 and 6,651.61

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Solution

The fourth proportional to 11,089.02, 16,636.94 and 6,651.61 is: 9,979.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,089.02 : 16,636.94 = 6,651.61 : x
  2. Step 2: Convert to fraction form
    11,089.02/16,636.94 = 6,651.61/x
  3. Step 3: Cross multiply
    11,089.02x = 16,636.94 × 6,651.61
  4. Step 4: Simplify right side
    11,089.02x = 110,662,320.03
  5. Step 5: Solve for x
    x = 110,662,320.03/11,089.02
  6. Step 6: Final answer
    x = 9,979.45

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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.