Home / 4,235.26-5,843.30-2,557.20

Finding the Fourth Proportional to 4,235.26, 5,843.30 and 2,557.20

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Solution

The fourth proportional to 4,235.26, 5,843.30 and 2,557.20 is: 3,528.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,235.26 : 5,843.30 = 2,557.20 : x
  2. Step 2: Convert to fraction form
    4,235.26/5,843.30 = 2,557.20/x
  3. Step 3: Cross multiply
    4,235.26x = 5,843.30 × 2,557.20
  4. Step 4: Simplify right side
    4,235.26x = 14,942,486.76
  5. Step 5: Solve for x
    x = 14,942,486.76/4,235.26
  6. Step 6: Final answer
    x = 3,528.12

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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.