Home / 11,845.32-16,343.58-7,062.24

Finding the Fourth Proportional to 11,845.32, 16,343.58 and 7,062.24

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Solution

The fourth proportional to 11,845.32, 16,343.58 and 7,062.24 is: 9,744.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,845.32 : 16,343.58 = 7,062.24 : x
  2. Step 2: Convert to fraction form
    11,845.32/16,343.58 = 7,062.24/x
  3. Step 3: Cross multiply
    11,845.32x = 16,343.58 × 7,062.24
  4. Step 4: Simplify right side
    11,845.32x = 115,422,284.42
  5. Step 5: Solve for x
    x = 115,422,284.42/11,845.32
  6. Step 6: Final answer
    x = 9,744.13

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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.