Home / 4,398.03-6,062.04-3,120.21

Finding the Fourth Proportional to 4,398.03, 6,062.04 and 3,120.21

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Solution

The fourth proportional to 4,398.03, 6,062.04 and 3,120.21 is: 4,300.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,398.03 : 6,062.04 = 3,120.21 : x
  2. Step 2: Convert to fraction form
    4,398.03/6,062.04 = 3,120.21/x
  3. Step 3: Cross multiply
    4,398.03x = 6,062.04 × 3,120.21
  4. Step 4: Simplify right side
    4,398.03x = 18,914,837.83
  5. Step 5: Solve for x
    x = 18,914,837.83/4,398.03
  6. Step 6: Final answer
    x = 4,300.75

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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.