Home / 11,612.06-17,406.16-4,589.22

Finding the Fourth Proportional to 11,612.06, 17,406.16 and 4,589.22

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Solution

The fourth proportional to 11,612.06, 17,406.16 and 4,589.22 is: 6,879.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,612.06 : 17,406.16 = 4,589.22 : x
  2. Step 2: Convert to fraction form
    11,612.06/17,406.16 = 4,589.22/x
  3. Step 3: Cross multiply
    11,612.06x = 17,406.16 × 4,589.22
  4. Step 4: Simplify right side
    11,612.06x = 79,880,697.60
  5. Step 5: Solve for x
    x = 79,880,697.60/11,612.06
  6. Step 6: Final answer
    x = 6,879.12

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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.