Home / 3,458.10-5,187.15-2,364.60

Finding the Fourth Proportional to 3,458.10, 5,187.15 and 2,364.60

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Solution

The fourth proportional to 3,458.10, 5,187.15 and 2,364.60 is: 3,546.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,458.10 : 5,187.15 = 2,364.60 : x
  2. Step 2: Convert to fraction form
    3,458.10/5,187.15 = 2,364.60/x
  3. Step 3: Cross multiply
    3,458.10x = 5,187.15 × 2,364.60
  4. Step 4: Simplify right side
    3,458.10x = 12,265,534.89
  5. Step 5: Solve for x
    x = 12,265,534.89/3,458.10
  6. Step 6: Final answer
    x = 3,546.90

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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.