Home / 6,112.08-8,434.62-3,459.47

Finding the Fourth Proportional to 6,112.08, 8,434.62 and 3,459.47

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Solution

The fourth proportional to 6,112.08, 8,434.62 and 3,459.47 is: 4,774.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,112.08 : 8,434.62 = 3,459.47 : x
  2. Step 2: Convert to fraction form
    6,112.08/8,434.62 = 3,459.47/x
  3. Step 3: Cross multiply
    6,112.08x = 8,434.62 × 3,459.47
  4. Step 4: Simplify right side
    6,112.08x = 29,179,314.85
  5. Step 5: Solve for x
    x = 29,179,314.85/6,112.08
  6. Step 6: Final answer
    x = 4,774.04

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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.