Home / 3,972.74-5,483.09-2,293.91

Finding the Fourth Proportional to 3,972.74, 5,483.09 and 2,293.91

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Solution

The fourth proportional to 3,972.74, 5,483.09 and 2,293.91 is: 3,166.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,972.74 : 5,483.09 = 2,293.91 : x
  2. Step 2: Convert to fraction form
    3,972.74/5,483.09 = 2,293.91/x
  3. Step 3: Cross multiply
    3,972.74x = 5,483.09 × 2,293.91
  4. Step 4: Simplify right side
    3,972.74x = 12,577,714.98
  5. Step 5: Solve for x
    x = 12,577,714.98/3,972.74
  6. Step 6: Final answer
    x = 3,166.01

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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.