Home / 2,937.43-4,053.56-1,611.11

Finding the Fourth Proportional to 2,937.43, 4,053.56 and 1,611.11

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Solution

The fourth proportional to 2,937.43, 4,053.56 and 1,611.11 is: 2,223.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,937.43 : 4,053.56 = 1,611.11 : x
  2. Step 2: Convert to fraction form
    2,937.43/4,053.56 = 1,611.11/x
  3. Step 3: Cross multiply
    2,937.43x = 4,053.56 × 1,611.11
  4. Step 4: Simplify right side
    2,937.43x = 6,530,731.05
  5. Step 5: Solve for x
    x = 6,530,731.05/2,937.43
  6. Step 6: Final answer
    x = 2,223.28

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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.