Home / 12,301.04-16,976.84-6,996.64

Finding the Fourth Proportional to 12,301.04, 16,976.84 and 6,996.64

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Solution

The fourth proportional to 12,301.04, 16,976.84 and 6,996.64 is: 9,656.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,301.04 : 16,976.84 = 6,996.64 : x
  2. Step 2: Convert to fraction form
    12,301.04/16,976.84 = 6,996.64/x
  3. Step 3: Cross multiply
    12,301.04x = 16,976.84 × 6,996.64
  4. Step 4: Simplify right side
    12,301.04x = 118,780,837.82
  5. Step 5: Solve for x
    x = 118,780,837.82/12,301.04
  6. Step 6: Final answer
    x = 9,656.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.