Home / 4,739.22-7,108.83-1,660.50

Finding the Fourth Proportional to 4,739.22, 7,108.83 and 1,660.50

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Solution

The fourth proportional to 4,739.22, 7,108.83 and 1,660.50 is: 2,490.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,739.22 : 7,108.83 = 1,660.50 : x
  2. Step 2: Convert to fraction form
    4,739.22/7,108.83 = 1,660.50/x
  3. Step 3: Cross multiply
    4,739.22x = 7,108.83 × 1,660.50
  4. Step 4: Simplify right side
    4,739.22x = 11,804,212.22
  5. Step 5: Solve for x
    x = 11,804,212.22/4,739.22
  6. Step 6: Final answer
    x = 2,490.75

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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.