Home / 3,325.60-4,993.80-2,407.60

Finding the Fourth Proportional to 3,325.60, 4,993.80 and 2,407.60

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Solution

The fourth proportional to 3,325.60, 4,993.80 and 2,407.60 is: 3,615.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,325.60 : 4,993.80 = 2,407.60 : x
  2. Step 2: Convert to fraction form
    3,325.60/4,993.80 = 2,407.60/x
  3. Step 3: Cross multiply
    3,325.60x = 4,993.80 × 2,407.60
  4. Step 4: Simplify right side
    3,325.60x = 12,023,072.88
  5. Step 5: Solve for x
    x = 12,023,072.88/3,325.60
  6. Step 6: Final answer
    x = 3,615.31

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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.