Home / 2,749.13-4,125.72-1,710.66

Finding the Fourth Proportional to 2,749.13, 4,125.72 and 1,710.66

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Solution

The fourth proportional to 2,749.13, 4,125.72 and 1,710.66 is: 2,567.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,749.13 : 4,125.72 = 1,710.66 : x
  2. Step 2: Convert to fraction form
    2,749.13/4,125.72 = 1,710.66/x
  3. Step 3: Cross multiply
    2,749.13x = 4,125.72 × 1,710.66
  4. Step 4: Simplify right side
    2,749.13x = 7,057,704.18
  5. Step 5: Solve for x
    x = 7,057,704.18/2,749.13
  6. Step 6: Final answer
    x = 2,567.25

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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.