Home / 7,410.56-11,125.60-4,961.12

Finding the Fourth Proportional to 7,410.56, 11,125.60 and 4,961.12

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Solution

The fourth proportional to 7,410.56, 11,125.60 and 4,961.12 is: 7,448.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,410.56 : 11,125.60 = 4,961.12 : x
  2. Step 2: Convert to fraction form
    7,410.56/11,125.60 = 4,961.12/x
  3. Step 3: Cross multiply
    7,410.56x = 11,125.60 × 4,961.12
  4. Step 4: Simplify right side
    7,410.56x = 55,195,436.67
  5. Step 5: Solve for x
    x = 55,195,436.67/7,410.56
  6. Step 6: Final answer
    x = 7,448.21

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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.