Home / 11,342.88-16,995.12-6,951.18

Finding the Fourth Proportional to 11,342.88, 16,995.12 and 6,951.18

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Solution

The fourth proportional to 11,342.88, 16,995.12 and 6,951.18 is: 10,415.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,342.88 : 16,995.12 = 6,951.18 : x
  2. Step 2: Convert to fraction form
    11,342.88/16,995.12 = 6,951.18/x
  3. Step 3: Cross multiply
    11,342.88x = 16,995.12 × 6,951.18
  4. Step 4: Simplify right side
    11,342.88x = 118,136,138.24
  5. Step 5: Solve for x
    x = 118,136,138.24/11,342.88
  6. Step 6: Final answer
    x = 10,415.00

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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.