Home / 5,892.35-8,122.88-4,118.45

Finding the Fourth Proportional to 5,892.35, 8,122.88 and 4,118.45

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Solution

The fourth proportional to 5,892.35, 8,122.88 and 4,118.45 is: 5,677.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,892.35 : 8,122.88 = 4,118.45 : x
  2. Step 2: Convert to fraction form
    5,892.35/8,122.88 = 4,118.45/x
  3. Step 3: Cross multiply
    5,892.35x = 8,122.88 × 4,118.45
  4. Step 4: Simplify right side
    5,892.35x = 33,453,644.82
  5. Step 5: Solve for x
    x = 33,453,644.82/5,892.35
  6. Step 6: Final answer
    x = 5,677.48

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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.