Home / 4,904.04-7,360.92-3,990.36

Finding the Fourth Proportional to 4,904.04, 7,360.92 and 3,990.36

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Solution

The fourth proportional to 4,904.04, 7,360.92 and 3,990.36 is: 5,989.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,904.04 : 7,360.92 = 3,990.36 : x
  2. Step 2: Convert to fraction form
    4,904.04/7,360.92 = 3,990.36/x
  3. Step 3: Cross multiply
    4,904.04x = 7,360.92 × 3,990.36
  4. Step 4: Simplify right side
    4,904.04x = 29,372,720.73
  5. Step 5: Solve for x
    x = 29,372,720.73/4,904.04
  6. Step 6: Final answer
    x = 5,989.49

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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.