Home / 5,248.52-7,861.98-3,790.60

Finding the Fourth Proportional to 5,248.52, 7,861.98 and 3,790.60

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Solution

The fourth proportional to 5,248.52, 7,861.98 and 3,790.60 is: 5,678.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,248.52 : 7,861.98 = 3,790.60 : x
  2. Step 2: Convert to fraction form
    5,248.52/7,861.98 = 3,790.60/x
  3. Step 3: Cross multiply
    5,248.52x = 7,861.98 × 3,790.60
  4. Step 4: Simplify right side
    5,248.52x = 29,801,621.39
  5. Step 5: Solve for x
    x = 29,801,621.39/5,248.52
  6. Step 6: Final answer
    x = 5,678.10

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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.