Home / 11,884.32-16,401.29-6,579.63

Finding the Fourth Proportional to 11,884.32, 16,401.29 and 6,579.63

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Solution

The fourth proportional to 11,884.32, 16,401.29 and 6,579.63 is: 9,080.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,884.32 : 16,401.29 = 6,579.63 : x
  2. Step 2: Convert to fraction form
    11,884.32/16,401.29 = 6,579.63/x
  3. Step 3: Cross multiply
    11,884.32x = 16,401.29 × 6,579.63
  4. Step 4: Simplify right side
    11,884.32x = 107,914,386.82
  5. Step 5: Solve for x
    x = 107,914,386.82/11,884.32
  6. Step 6: Final answer
    x = 9,080.40

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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.