Home / 1,579.07-2,369.08-483.43

Finding the Fourth Proportional to 1,579.07, 2,369.08 and 483.43

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Solution

The fourth proportional to 1,579.07, 2,369.08 and 483.43 is: 725.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,579.07 : 2,369.08 = 483.43 : x
  2. Step 2: Convert to fraction form
    1,579.07/2,369.08 = 483.43/x
  3. Step 3: Cross multiply
    1,579.07x = 2,369.08 × 483.43
  4. Step 4: Simplify right side
    1,579.07x = 1,145,284.34
  5. Step 5: Solve for x
    x = 1,145,284.34/1,579.07
  6. Step 6: Final answer
    x = 725.29

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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.