Home / 5,939.47-8,904.88-3,861.55

Finding the Fourth Proportional to 5,939.47, 8,904.88 and 3,861.55

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Solution

The fourth proportional to 5,939.47, 8,904.88 and 3,861.55 is: 5,789.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,939.47 : 8,904.88 = 3,861.55 : x
  2. Step 2: Convert to fraction form
    5,939.47/8,904.88 = 3,861.55/x
  3. Step 3: Cross multiply
    5,939.47x = 8,904.88 × 3,861.55
  4. Step 4: Simplify right side
    5,939.47x = 34,386,639.36
  5. Step 5: Solve for x
    x = 34,386,639.36/5,939.47
  6. Step 6: Final answer
    x = 5,789.51

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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.