Home / 4,276.47-5,896.88-2,781.62

Finding the Fourth Proportional to 4,276.47, 5,896.88 and 2,781.62

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Solution

The fourth proportional to 4,276.47, 5,896.88 and 2,781.62 is: 3,835.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,276.47 : 5,896.88 = 2,781.62 : x
  2. Step 2: Convert to fraction form
    4,276.47/5,896.88 = 2,781.62/x
  3. Step 3: Cross multiply
    4,276.47x = 5,896.88 × 2,781.62
  4. Step 4: Simplify right side
    4,276.47x = 16,402,868.50
  5. Step 5: Solve for x
    x = 16,402,868.50/4,276.47
  6. Step 6: Final answer
    x = 3,835.61

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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.