Home / 4,165.71-5,740.75-2,984.73

Finding the Fourth Proportional to 4,165.71, 5,740.75 and 2,984.73

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Solution

The fourth proportional to 4,165.71, 5,740.75 and 2,984.73 is: 4,113.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,165.71 : 5,740.75 = 2,984.73 : x
  2. Step 2: Convert to fraction form
    4,165.71/5,740.75 = 2,984.73/x
  3. Step 3: Cross multiply
    4,165.71x = 5,740.75 × 2,984.73
  4. Step 4: Simplify right side
    4,165.71x = 17,134,588.75
  5. Step 5: Solve for x
    x = 17,134,588.75/4,165.71
  6. Step 6: Final answer
    x = 4,113.25

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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.