Home / 2,586.60-3,893.85-2,356.97

Finding the Fourth Proportional to 2,586.60, 3,893.85 and 2,356.97

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Solution

The fourth proportional to 2,586.60, 3,893.85 and 2,356.97 is: 3,548.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,586.60 : 3,893.85 = 2,356.97 : x
  2. Step 2: Convert to fraction form
    2,586.60/3,893.85 = 2,356.97/x
  3. Step 3: Cross multiply
    2,586.60x = 3,893.85 × 2,356.97
  4. Step 4: Simplify right side
    2,586.60x = 9,177,668.17
  5. Step 5: Solve for x
    x = 9,177,668.17/2,586.60
  6. Step 6: Final answer
    x = 3,548.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.