Home / 6,003.20-9,004.80-3,411.20

Finding the Fourth Proportional to 6,003.20, 9,004.80 and 3,411.20

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Solution

The fourth proportional to 6,003.20, 9,004.80 and 3,411.20 is: 5,116.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,003.20 : 9,004.80 = 3,411.20 : x
  2. Step 2: Convert to fraction form
    6,003.20/9,004.80 = 3,411.20/x
  3. Step 3: Cross multiply
    6,003.20x = 9,004.80 × 3,411.20
  4. Step 4: Simplify right side
    6,003.20x = 30,717,173.76
  5. Step 5: Solve for x
    x = 30,717,173.76/6,003.20
  6. Step 6: Final answer
    x = 5,116.80

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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.