Home / 2,053.15-2,833.56-1,257.01

Finding the Fourth Proportional to 2,053.15, 2,833.56 and 1,257.01

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Solution

The fourth proportional to 2,053.15, 2,833.56 and 1,257.01 is: 1,734.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,053.15 : 2,833.56 = 1,257.01 : x
  2. Step 2: Convert to fraction form
    2,053.15/2,833.56 = 1,257.01/x
  3. Step 3: Cross multiply
    2,053.15x = 2,833.56 × 1,257.01
  4. Step 4: Simplify right side
    2,053.15x = 3,561,813.26
  5. Step 5: Solve for x
    x = 3,561,813.26/2,053.15
  6. Step 6: Final answer
    x = 1,734.80

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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.