Home / 5,258.79-7,886.97-2,335.50

Finding the Fourth Proportional to 5,258.79, 7,886.97 and 2,335.50

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Solution

The fourth proportional to 5,258.79, 7,886.97 and 2,335.50 is: 3,502.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,258.79 : 7,886.97 = 2,335.50 : x
  2. Step 2: Convert to fraction form
    5,258.79/7,886.97 = 2,335.50/x
  3. Step 3: Cross multiply
    5,258.79x = 7,886.97 × 2,335.50
  4. Step 4: Simplify right side
    5,258.79x = 18,420,018.44
  5. Step 5: Solve for x
    x = 18,420,018.44/5,258.79
  6. Step 6: Final answer
    x = 3,502.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.