Home / 5,028.74-6,936.81-3,162.50

Finding the Fourth Proportional to 5,028.74, 6,936.81 and 3,162.50

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Solution

The fourth proportional to 5,028.74, 6,936.81 and 3,162.50 is: 4,362.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,028.74 : 6,936.81 = 3,162.50 : x
  2. Step 2: Convert to fraction form
    5,028.74/6,936.81 = 3,162.50/x
  3. Step 3: Cross multiply
    5,028.74x = 6,936.81 × 3,162.50
  4. Step 4: Simplify right side
    5,028.74x = 21,937,661.63
  5. Step 5: Solve for x
    x = 21,937,661.63/5,028.74
  6. Step 6: Final answer
    x = 4,362.46

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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.