Home / 5,061.60-6,984.48-2,936.72

Finding the Fourth Proportional to 5,061.60, 6,984.48 and 2,936.72

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Solution

The fourth proportional to 5,061.60, 6,984.48 and 2,936.72 is: 4,052.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,061.60 : 6,984.48 = 2,936.72 : x
  2. Step 2: Convert to fraction form
    5,061.60/6,984.48 = 2,936.72/x
  3. Step 3: Cross multiply
    5,061.60x = 6,984.48 × 2,936.72
  4. Step 4: Simplify right side
    5,061.60x = 20,511,462.11
  5. Step 5: Solve for x
    x = 20,511,462.11/5,061.60
  6. Step 6: Final answer
    x = 4,052.37

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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.