Home / 4,705.12-6,483.60-3,517.60

Finding the Fourth Proportional to 4,705.12, 6,483.60 and 3,517.60

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Solution

The fourth proportional to 4,705.12, 6,483.60 and 3,517.60 is: 4,847.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,705.12 : 6,483.60 = 3,517.60 : x
  2. Step 2: Convert to fraction form
    4,705.12/6,483.60 = 3,517.60/x
  3. Step 3: Cross multiply
    4,705.12x = 6,483.60 × 3,517.60
  4. Step 4: Simplify right side
    4,705.12x = 22,806,711.36
  5. Step 5: Solve for x
    x = 22,806,711.36/4,705.12
  6. Step 6: Final answer
    x = 4,847.21

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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.