Home / 1,579.27-2,369.59-655.04

Finding the Fourth Proportional to 1,579.27, 2,369.59 and 655.04

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Solution

The fourth proportional to 1,579.27, 2,369.59 and 655.04 is: 982.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,579.27 : 2,369.59 = 655.04 : x
  2. Step 2: Convert to fraction form
    1,579.27/2,369.59 = 655.04/x
  3. Step 3: Cross multiply
    1,579.27x = 2,369.59 × 655.04
  4. Step 4: Simplify right side
    1,579.27x = 1,552,167.19
  5. Step 5: Solve for x
    x = 1,552,167.19/1,579.27
  6. Step 6: Final answer
    x = 982.84

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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.