Home / 5,439.92-7,503.52-4,258.94

Finding the Fourth Proportional to 5,439.92, 7,503.52 and 4,258.94

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Solution

The fourth proportional to 5,439.92, 7,503.52 and 4,258.94 is: 5,874.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,439.92 : 7,503.52 = 4,258.94 : x
  2. Step 2: Convert to fraction form
    5,439.92/7,503.52 = 4,258.94/x
  3. Step 3: Cross multiply
    5,439.92x = 7,503.52 × 4,258.94
  4. Step 4: Simplify right side
    5,439.92x = 31,957,020.17
  5. Step 5: Solve for x
    x = 31,957,020.17/5,439.92
  6. Step 6: Final answer
    x = 5,874.54

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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.