Home / 4,090.65-6,108.11-3,859.62

Finding the Fourth Proportional to 4,090.65, 6,108.11 and 3,859.62

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Solution

The fourth proportional to 4,090.65, 6,108.11 and 3,859.62 is: 5,763.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,090.65 : 6,108.11 = 3,859.62 : x
  2. Step 2: Convert to fraction form
    4,090.65/6,108.11 = 3,859.62/x
  3. Step 3: Cross multiply
    4,090.65x = 6,108.11 × 3,859.62
  4. Step 4: Simplify right side
    4,090.65x = 23,574,964.22
  5. Step 5: Solve for x
    x = 23,574,964.22/4,090.65
  6. Step 6: Final answer
    x = 5,763.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.