Home / 4,970.30-6,859.16-2,732.34

Finding the Fourth Proportional to 4,970.30, 6,859.16 and 2,732.34

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Solution

The fourth proportional to 4,970.30, 6,859.16 and 2,732.34 is: 3,770.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,970.30 : 6,859.16 = 2,732.34 : x
  2. Step 2: Convert to fraction form
    4,970.30/6,859.16 = 2,732.34/x
  3. Step 3: Cross multiply
    4,970.30x = 6,859.16 × 2,732.34
  4. Step 4: Simplify right side
    4,970.30x = 18,741,564.07
  5. Step 5: Solve for x
    x = 18,741,564.07/4,970.30
  6. Step 6: Final answer
    x = 3,770.71

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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.