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Finding the Fourth Proportional to 1,749.33, 2,625 and 709.14

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Solution

The fourth proportional to 1,749.33, 2,625 and 709.14 is: 1,064.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,749.33 : 2,625 = 709.14 : x
  2. Step 2: Convert to fraction form
    1,749.33/2,625 = 709.14/x
  3. Step 3: Cross multiply
    1,749.33x = 2,625 × 709.14
  4. Step 4: Simplify right side
    1,749.33x = 1,861,492.50
  5. Step 5: Solve for x
    x = 1,861,492.50/1,749.33
  6. Step 6: Final answer
    x = 1,064.12

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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.