Home / 5,163.47-7,123.29-3,066.38

Finding the Fourth Proportional to 5,163.47, 7,123.29 and 3,066.38

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Solution

The fourth proportional to 5,163.47, 7,123.29 and 3,066.38 is: 4,230.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,163.47 : 7,123.29 = 3,066.38 : x
  2. Step 2: Convert to fraction form
    5,163.47/7,123.29 = 3,066.38/x
  3. Step 3: Cross multiply
    5,163.47x = 7,123.29 × 3,066.38
  4. Step 4: Simplify right side
    5,163.47x = 21,842,678.37
  5. Step 5: Solve for x
    x = 21,842,678.37/5,163.47
  6. Step 6: Final answer
    x = 4,230.24

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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.