Home / 5,977.60-8,244.32-3,735.20

Finding the Fourth Proportional to 5,977.60, 8,244.32 and 3,735.20

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Solution

The fourth proportional to 5,977.60, 8,244.32 and 3,735.20 is: 5,151.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,977.60 : 8,244.32 = 3,735.20 : x
  2. Step 2: Convert to fraction form
    5,977.60/8,244.32 = 3,735.20/x
  3. Step 3: Cross multiply
    5,977.60x = 8,244.32 × 3,735.20
  4. Step 4: Simplify right side
    5,977.60x = 30,794,184.06
  5. Step 5: Solve for x
    x = 30,794,184.06/5,977.60
  6. Step 6: Final answer
    x = 5,151.60

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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.