Home / 11,344.09-17,009.52-8,343.91

Finding the Fourth Proportional to 11,344.09, 17,009.52 and 8,343.91

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Solution

The fourth proportional to 11,344.09, 17,009.52 and 8,343.91 is: 12,511.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,344.09 : 17,009.52 = 8,343.91 : x
  2. Step 2: Convert to fraction form
    11,344.09/17,009.52 = 8,343.91/x
  3. Step 3: Cross multiply
    11,344.09x = 17,009.52 × 8,343.91
  4. Step 4: Simplify right side
    11,344.09x = 141,925,904.02
  5. Step 5: Solve for x
    x = 141,925,904.02/11,344.09
  6. Step 6: Final answer
    x = 12,511.00

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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.