Home / 3,974.16-5,970.87-3,507.60

Finding the Fourth Proportional to 3,974.16, 5,970.87 and 3,507.60

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Solution

The fourth proportional to 3,974.16, 5,970.87 and 3,507.60 is: 5,269.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,974.16 : 5,970.87 = 3,507.60 : x
  2. Step 2: Convert to fraction form
    3,974.16/5,970.87 = 3,507.60/x
  3. Step 3: Cross multiply
    3,974.16x = 5,970.87 × 3,507.60
  4. Step 4: Simplify right side
    3,974.16x = 20,943,423.61
  5. Step 5: Solve for x
    x = 20,943,423.61/3,974.16
  6. Step 6: Final answer
    x = 5,269.90

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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.