Home / 3,272.80-4,927.63-2,885.29

Finding the Fourth Proportional to 3,272.80, 4,927.63 and 2,885.29

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Solution

The fourth proportional to 3,272.80, 4,927.63 and 2,885.29 is: 4,344.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,272.80 : 4,927.63 = 2,885.29 : x
  2. Step 2: Convert to fraction form
    3,272.80/4,927.63 = 2,885.29/x
  3. Step 3: Cross multiply
    3,272.80x = 4,927.63 × 2,885.29
  4. Step 4: Simplify right side
    3,272.80x = 14,217,641.56
  5. Step 5: Solve for x
    x = 14,217,641.56/3,272.80
  6. Step 6: Final answer
    x = 4,344.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.