Home / 6,120.04-8,445.62-3,325.48

Finding the Fourth Proportional to 6,120.04, 8,445.62 and 3,325.48

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Solution

The fourth proportional to 6,120.04, 8,445.62 and 3,325.48 is: 4,589.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,120.04 : 8,445.62 = 3,325.48 : x
  2. Step 2: Convert to fraction form
    6,120.04/8,445.62 = 3,325.48/x
  3. Step 3: Cross multiply
    6,120.04x = 8,445.62 × 3,325.48
  4. Step 4: Simplify right side
    6,120.04x = 28,085,740.40
  5. Step 5: Solve for x
    x = 28,085,740.40/6,120.04
  6. Step 6: Final answer
    x = 4,589.14

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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.