Home / 3,053.52-4,213.35-2,111.22

Finding the Fourth Proportional to 3,053.52, 4,213.35 and 2,111.22

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Solution

The fourth proportional to 3,053.52, 4,213.35 and 2,111.22 is: 2,913.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,053.52 : 4,213.35 = 2,111.22 : x
  2. Step 2: Convert to fraction form
    3,053.52/4,213.35 = 2,111.22/x
  3. Step 3: Cross multiply
    3,053.52x = 4,213.35 × 2,111.22
  4. Step 4: Simplify right side
    3,053.52x = 8,895,308.79
  5. Step 5: Solve for x
    x = 8,895,308.79/3,053.52
  6. Step 6: Final answer
    x = 2,913.13

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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.