Home / 4,970.75-6,859.50-2,732.64

Finding the Fourth Proportional to 4,970.75, 6,859.50 and 2,732.64

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Solution

The fourth proportional to 4,970.75, 6,859.50 and 2,732.64 is: 3,770.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,970.75 : 6,859.50 = 2,732.64 : x
  2. Step 2: Convert to fraction form
    4,970.75/6,859.50 = 2,732.64/x
  3. Step 3: Cross multiply
    4,970.75x = 6,859.50 × 2,732.64
  4. Step 4: Simplify right side
    4,970.75x = 18,744,561.23
  5. Step 5: Solve for x
    x = 18,744,561.23/4,970.75
  6. Step 6: Final answer
    x = 3,770.97

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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.