Home / 3,252.29-4,483.80-2,131.47

Finding the Fourth Proportional to 3,252.29, 4,483.80 and 2,131.47

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Solution

The fourth proportional to 3,252.29, 4,483.80 and 2,131.47 is: 2,938.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,252.29 : 4,483.80 = 2,131.47 : x
  2. Step 2: Convert to fraction form
    3,252.29/4,483.80 = 2,131.47/x
  3. Step 3: Cross multiply
    3,252.29x = 4,483.80 × 2,131.47
  4. Step 4: Simplify right side
    3,252.29x = 9,557,085.19
  5. Step 5: Solve for x
    x = 9,557,085.19/3,252.29
  6. Step 6: Final answer
    x = 2,938.58

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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.