Home / 11,126.41-16,689.58-4,552.60

Finding the Fourth Proportional to 11,126.41, 16,689.58 and 4,552.60

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Solution

The fourth proportional to 11,126.41, 16,689.58 and 4,552.60 is: 6,828.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,126.41 : 16,689.58 = 4,552.60 : x
  2. Step 2: Convert to fraction form
    11,126.41/16,689.58 = 4,552.60/x
  3. Step 3: Cross multiply
    11,126.41x = 16,689.58 × 4,552.60
  4. Step 4: Simplify right side
    11,126.41x = 75,980,981.91
  5. Step 5: Solve for x
    x = 75,980,981.91/11,126.41
  6. Step 6: Final answer
    x = 6,828.89

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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.