Home / 8,258.09-11,398.32-4,901.85

Finding the Fourth Proportional to 8,258.09, 11,398.32 and 4,901.85

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Solution

The fourth proportional to 8,258.09, 11,398.32 and 4,901.85 is: 6,765.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,258.09 : 11,398.32 = 4,901.85 : x
  2. Step 2: Convert to fraction form
    8,258.09/11,398.32 = 4,901.85/x
  3. Step 3: Cross multiply
    8,258.09x = 11,398.32 × 4,901.85
  4. Step 4: Simplify right side
    8,258.09x = 55,872,854.89
  5. Step 5: Solve for x
    x = 55,872,854.89/8,258.09
  6. Step 6: Final answer
    x = 6,765.84

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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.