Home / 3,053.06-4,213.22-1,655.80

Finding the Fourth Proportional to 3,053.06, 4,213.22 and 1,655.80

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Solution

The fourth proportional to 3,053.06, 4,213.22 and 1,655.80 is: 2,285.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,053.06 : 4,213.22 = 1,655.80 : x
  2. Step 2: Convert to fraction form
    3,053.06/4,213.22 = 1,655.80/x
  3. Step 3: Cross multiply
    3,053.06x = 4,213.22 × 1,655.80
  4. Step 4: Simplify right side
    3,053.06x = 6,976,249.68
  5. Step 5: Solve for x
    x = 6,976,249.68/3,053.06
  6. Step 6: Final answer
    x = 2,285.00

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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.