Home / 6,961.60-9,610.50-4,540.06

Finding the Fourth Proportional to 6,961.60, 9,610.50 and 4,540.06

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Solution

The fourth proportional to 6,961.60, 9,610.50 and 4,540.06 is: 6,267.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,961.60 : 9,610.50 = 4,540.06 : x
  2. Step 2: Convert to fraction form
    6,961.60/9,610.50 = 4,540.06/x
  3. Step 3: Cross multiply
    6,961.60x = 9,610.50 × 4,540.06
  4. Step 4: Simplify right side
    6,961.60x = 43,632,239.63
  5. Step 5: Solve for x
    x = 43,632,239.63/6,961.60
  6. Step 6: Final answer
    x = 6,267.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.