Home / 3,699.04-5,103.66-2,127.64

Finding the Fourth Proportional to 3,699.04, 5,103.66 and 2,127.64

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Solution

The fourth proportional to 3,699.04, 5,103.66 and 2,127.64 is: 2,935.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,699.04 : 5,103.66 = 2,127.64 : x
  2. Step 2: Convert to fraction form
    3,699.04/5,103.66 = 2,127.64/x
  3. Step 3: Cross multiply
    3,699.04x = 5,103.66 × 2,127.64
  4. Step 4: Simplify right side
    3,699.04x = 10,858,751.16
  5. Step 5: Solve for x
    x = 10,858,751.16/3,699.04
  6. Step 6: Final answer
    x = 2,935.56

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1.5x scale

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.