Home / 3,973.66-5,483.90-2,795.11

Finding the Fourth Proportional to 3,973.66, 5,483.90 and 2,795.11

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Solution

The fourth proportional to 3,973.66, 5,483.90 and 2,795.11 is: 3,857.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,973.66 : 5,483.90 = 2,795.11 : x
  2. Step 2: Convert to fraction form
    3,973.66/5,483.90 = 2,795.11/x
  3. Step 3: Cross multiply
    3,973.66x = 5,483.90 × 2,795.11
  4. Step 4: Simplify right side
    3,973.66x = 15,328,097.01
  5. Step 5: Solve for x
    x = 15,328,097.01/3,973.66
  6. Step 6: Final answer
    x = 3,857.43

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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.