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Finding the Fourth Proportional to 1,667.41, 2,501.15 and 573.03

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Solution

The fourth proportional to 1,667.41, 2,501.15 and 573.03 is: 859.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,667.41 : 2,501.15 = 573.03 : x
  2. Step 2: Convert to fraction form
    1,667.41/2,501.15 = 573.03/x
  3. Step 3: Cross multiply
    1,667.41x = 2,501.15 × 573.03
  4. Step 4: Simplify right side
    1,667.41x = 1,433,231.12
  5. Step 5: Solve for x
    x = 1,433,231.12/1,667.41
  6. Step 6: Final answer
    x = 859.56

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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.