Home / 2,053.08-2,832.80-1,213.82

Finding the Fourth Proportional to 2,053.08, 2,832.80 and 1,213.82

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Solution

The fourth proportional to 2,053.08, 2,832.80 and 1,213.82 is: 1,674.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,053.08 : 2,832.80 = 1,213.82 : x
  2. Step 2: Convert to fraction form
    2,053.08/2,832.80 = 1,213.82/x
  3. Step 3: Cross multiply
    2,053.08x = 2,832.80 × 1,213.82
  4. Step 4: Simplify right side
    2,053.08x = 3,438,489.06
  5. Step 5: Solve for x
    x = 3,438,489.06/2,053.08
  6. Step 6: Final answer
    x = 1,674.80

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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.