Home / 5,187.33-7,160.04-2,950.45

Finding the Fourth Proportional to 5,187.33, 7,160.04 and 2,950.45

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Solution

The fourth proportional to 5,187.33, 7,160.04 and 2,950.45 is: 4,072.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,187.33 : 7,160.04 = 2,950.45 : x
  2. Step 2: Convert to fraction form
    5,187.33/7,160.04 = 2,950.45/x
  3. Step 3: Cross multiply
    5,187.33x = 7,160.04 × 2,950.45
  4. Step 4: Simplify right side
    5,187.33x = 21,125,322.12
  5. Step 5: Solve for x
    x = 21,125,322.12/5,187.33
  6. Step 6: Final answer
    x = 4,072.48

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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.