Home / 9,996.16-14,991.36-2,976.72

Finding the Fourth Proportional to 9,996.16, 14,991.36 and 2,976.72

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Solution

The fourth proportional to 9,996.16, 14,991.36 and 2,976.72 is: 4,464.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,996.16 : 14,991.36 = 2,976.72 : x
  2. Step 2: Convert to fraction form
    9,996.16/14,991.36 = 2,976.72/x
  3. Step 3: Cross multiply
    9,996.16x = 14,991.36 × 2,976.72
  4. Step 4: Simplify right side
    9,996.16x = 44,625,081.14
  5. Step 5: Solve for x
    x = 44,625,081.14/9,996.16
  6. Step 6: Final answer
    x = 4,464.22

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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.