Home / 6,112.20-8,432.67-3,459.03

Finding the Fourth Proportional to 6,112.20, 8,432.67 and 3,459.03

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Solution

The fourth proportional to 6,112.20, 8,432.67 and 3,459.03 is: 4,772.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,112.20 : 8,432.67 = 3,459.03 : x
  2. Step 2: Convert to fraction form
    6,112.20/8,432.67 = 3,459.03/x
  3. Step 3: Cross multiply
    6,112.20x = 8,432.67 × 3,459.03
  4. Step 4: Simplify right side
    6,112.20x = 29,168,858.51
  5. Step 5: Solve for x
    x = 29,168,858.51/6,112.20
  6. Step 6: Final answer
    x = 4,772.24

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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.