Home / 11,089.06-16,628.71-4,158.70

Finding the Fourth Proportional to 11,089.06, 16,628.71 and 4,158.70

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Solution

The fourth proportional to 11,089.06, 16,628.71 and 4,158.70 is: 6,236.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,089.06 : 16,628.71 = 4,158.70 : x
  2. Step 2: Convert to fraction form
    11,089.06/16,628.71 = 4,158.70/x
  3. Step 3: Cross multiply
    11,089.06x = 16,628.71 × 4,158.70
  4. Step 4: Simplify right side
    11,089.06x = 69,153,816.28
  5. Step 5: Solve for x
    x = 69,153,816.28/11,089.06
  6. Step 6: Final answer
    x = 6,236.22

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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.