Home / 2,707.10-3,735.77-1,528.14

Finding the Fourth Proportional to 2,707.10, 3,735.77 and 1,528.14

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Solution

The fourth proportional to 2,707.10, 3,735.77 and 1,528.14 is: 2,108.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,707.10 : 3,735.77 = 1,528.14 : x
  2. Step 2: Convert to fraction form
    2,707.10/3,735.77 = 1,528.14/x
  3. Step 3: Cross multiply
    2,707.10x = 3,735.77 × 1,528.14
  4. Step 4: Simplify right side
    2,707.10x = 5,708,771.93
  5. Step 5: Solve for x
    x = 5,708,771.93/2,707.10
  6. Step 6: Final answer
    x = 2,108.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.