Home / 5,251.56-7,836.69-4,669.80

Finding the Fourth Proportional to 5,251.56, 7,836.69 and 4,669.80

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Solution

The fourth proportional to 5,251.56, 7,836.69 and 4,669.80 is: 6,968.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,251.56 : 7,836.69 = 4,669.80 : x
  2. Step 2: Convert to fraction form
    5,251.56/7,836.69 = 4,669.80/x
  3. Step 3: Cross multiply
    5,251.56x = 7,836.69 × 4,669.80
  4. Step 4: Simplify right side
    5,251.56x = 36,595,774.96
  5. Step 5: Solve for x
    x = 36,595,774.96/5,251.56
  6. Step 6: Final answer
    x = 6,968.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.