Home / 8,194.42-11,312.41-4,838.28

Finding the Fourth Proportional to 8,194.42, 11,312.41 and 4,838.28

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Solution

The fourth proportional to 8,194.42, 11,312.41 and 4,838.28 is: 6,679.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,194.42 : 11,312.41 = 4,838.28 : x
  2. Step 2: Convert to fraction form
    8,194.42/11,312.41 = 4,838.28/x
  3. Step 3: Cross multiply
    8,194.42x = 11,312.41 × 4,838.28
  4. Step 4: Simplify right side
    8,194.42x = 54,732,625.24
  5. Step 5: Solve for x
    x = 54,732,625.24/8,194.42
  6. Step 6: Final answer
    x = 6,679.26

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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.