Home / 4,255.22-5,870.77-2,485.82

Finding the Fourth Proportional to 4,255.22, 5,870.77 and 2,485.82

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Solution

The fourth proportional to 4,255.22, 5,870.77 and 2,485.82 is: 3,429.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,255.22 : 5,870.77 = 2,485.82 : x
  2. Step 2: Convert to fraction form
    4,255.22/5,870.77 = 2,485.82/x
  3. Step 3: Cross multiply
    4,255.22x = 5,870.77 × 2,485.82
  4. Step 4: Simplify right side
    4,255.22x = 14,593,677.48
  5. Step 5: Solve for x
    x = 14,593,677.48/4,255.22
  6. Step 6: Final answer
    x = 3,429.59

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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.