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Finding the Fourth Proportional to 4,125.60, 6,197.04 and 3,477.60

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Solution

The fourth proportional to 4,125.60, 6,197.04 and 3,477.60 is: 5,223.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,125.60 : 6,197.04 = 3,477.60 : x
  2. Step 2: Convert to fraction form
    4,125.60/6,197.04 = 3,477.60/x
  3. Step 3: Cross multiply
    4,125.60x = 6,197.04 × 3,477.60
  4. Step 4: Simplify right side
    4,125.60x = 21,550,826.30
  5. Step 5: Solve for x
    x = 21,550,826.30/4,125.60
  6. Step 6: Final answer
    x = 5,223.68

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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.