Home / 5,258.34-7,876.20-2,480.85

Finding the Fourth Proportional to 5,258.34, 7,876.20 and 2,480.85

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Solution

The fourth proportional to 5,258.34, 7,876.20 and 2,480.85 is: 3,715.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,258.34 : 7,876.20 = 2,480.85 : x
  2. Step 2: Convert to fraction form
    5,258.34/7,876.20 = 2,480.85/x
  3. Step 3: Cross multiply
    5,258.34x = 7,876.20 × 2,480.85
  4. Step 4: Simplify right side
    5,258.34x = 19,539,670.77
  5. Step 5: Solve for x
    x = 19,539,670.77/5,258.34
  6. Step 6: Final answer
    x = 3,715.94

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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.