Home / 4,258.76-5,875.82-2,687.36

Finding the Fourth Proportional to 4,258.76, 5,875.82 and 2,687.36

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Solution

The fourth proportional to 4,258.76, 5,875.82 and 2,687.36 is: 3,707.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,258.76 : 5,875.82 = 2,687.36 : x
  2. Step 2: Convert to fraction form
    4,258.76/5,875.82 = 2,687.36/x
  3. Step 3: Cross multiply
    4,258.76x = 5,875.82 × 2,687.36
  4. Step 4: Simplify right side
    4,258.76x = 15,790,443.64
  5. Step 5: Solve for x
    x = 15,790,443.64/4,258.76
  6. Step 6: Final answer
    x = 3,707.76

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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.