Home / 5,410.58-8,116.70-2,290.60

Finding the Fourth Proportional to 5,410.58, 8,116.70 and 2,290.60

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Solution

The fourth proportional to 5,410.58, 8,116.70 and 2,290.60 is: 3,436.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,410.58 : 8,116.70 = 2,290.60 : x
  2. Step 2: Convert to fraction form
    5,410.58/8,116.70 = 2,290.60/x
  3. Step 3: Cross multiply
    5,410.58x = 8,116.70 × 2,290.60
  4. Step 4: Simplify right side
    5,410.58x = 18,592,113.02
  5. Step 5: Solve for x
    x = 18,592,113.02/5,410.58
  6. Step 6: Final answer
    x = 3,436.25

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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.