Home / 5,410.37-8,099.74-4,891.57

Finding the Fourth Proportional to 5,410.37, 8,099.74 and 4,891.57

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Solution

The fourth proportional to 5,410.37, 8,099.74 and 4,891.57 is: 7,323.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,410.37 : 8,099.74 = 4,891.57 : x
  2. Step 2: Convert to fraction form
    5,410.37/8,099.74 = 4,891.57/x
  3. Step 3: Cross multiply
    5,410.37x = 8,099.74 × 4,891.57
  4. Step 4: Simplify right side
    5,410.37x = 39,620,431.06
  5. Step 5: Solve for x
    x = 39,620,431.06/5,410.37
  6. Step 6: Final answer
    x = 7,323.05

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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.