Home / 2,606.79-3,598.37-1,723.80

Finding the Fourth Proportional to 2,606.79, 3,598.37 and 1,723.80

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Solution

The fourth proportional to 2,606.79, 3,598.37 and 1,723.80 is: 2,379.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,606.79 : 3,598.37 = 1,723.80 : x
  2. Step 2: Convert to fraction form
    2,606.79/3,598.37 = 1,723.80/x
  3. Step 3: Cross multiply
    2,606.79x = 3,598.37 × 1,723.80
  4. Step 4: Simplify right side
    2,606.79x = 6,202,870.21
  5. Step 5: Solve for x
    x = 6,202,870.21/2,606.79
  6. Step 6: Final answer
    x = 2,379.51

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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.